Masumi Sera - Revision history

ZA1: /* Appellations */

2026-06-18T12:41:53Z

Appellations

← Older revision		Revision as of 12:41, 18 June 2026
Line 60:		Line 60:

	== Appellations ==		== Appellations ==
			{\|
			\| style="vertical-align:" \|
	<tabs jsId="nicknames">		<tabs jsId="nicknames">
	<tab title="Protagonists">		<tab title="Protagonists">
Line 139:		Line 141:
	</tab>		</tab>
	</tabs>		</tabs>
			\|}

	== Plot overview ==		== Plot overview ==

AvidConanContributor: fr

2026-01-29T21:47:47Z

← Older revision		Revision as of 21:47, 29 January 2026
Line 471:		Line 471:
	[[ca:Masumi Sera]]		[[ca:Masumi Sera]]
	[[de:Masumi Sera]]		[[de:Masumi Sera]]
			[[fr:Masumi Sera]]
	[[zh:世良真纯]]		[[zh:世良真纯]]

ConanFan2024: /* Non-canon plot overview */

2025-12-18T15:21:41Z

Non-canon plot overview

← Older revision		Revision as of 15:21, 18 December 2025
Line 313:		Line 313:

	=== The Beika City Shopping Center Garbage Bin Mystery (Anime: [[The Beika City Shopping Center Garbage Bin Mystery\|1002]]) ===		=== The Beika City Shopping Center Garbage Bin Mystery (Anime: [[The Beika City Shopping Center Garbage Bin Mystery\|1002]]) ===
	This episode is a pre-story to [[The Scarlet Bullet\|Movie 24]].		This episode is a pre-story to [[The Scarlet Bullet\|Movie 24]]. Sera, Sonoko and Ran suggest to the store association members to use their "garbage takeout bag", which they agree with.

	=== The Scarlet Bullet (Movie: [[The Scarlet Bullet\|24]]) ===		=== The Scarlet Bullet (Movie: [[The Scarlet Bullet\|24]]) ===
			Masumi appeared in the movie along with her brothers and her mother. She helps Conan and Alan stopped the culprit before the train they are in crash into a nearby train station.

	== Plot Exposition ==		== Plot Exposition ==

Venvento at 13:59, 2 November 2025

2025-11-02T13:59:48Z

← Older revision		Revision as of 13:59, 2 November 2025
Line 305:		Line 305:

	=== Azusa Kidnapping Case (Manga: [[Volume 106#Azusa Kidnapping Case\|1126-1128]], Anime: TBA) ===		=== Azusa Kidnapping Case (Manga: [[Volume 106#Azusa Kidnapping Case\|1126-1128]], Anime: TBA) ===

			=== Blackmail Journalist Murder Case (Manga: [[Volume 108#Blackmail Journalist Murder Case\|1151-1153]], Anime: TBA) ===

	== Non-canon plot overview ==		== Non-canon plot overview ==

Nakamura at 11:53, 22 August 2025

2025-08-22T11:53:15Z

← Older revision		Revision as of 11:53, 22 August 2025
Line 466:		Line 466:
	[[Category:Characters named after Mobile Suit Gundam characters]]		[[Category:Characters named after Mobile Suit Gundam characters]]

			[[ca:Masumi Sera]]
	[[de:Masumi Sera]]		[[de:Masumi Sera]]
	[[zh:世良真纯]]		[[zh:世良真纯]]

Santas20: space

2025-07-03T21:22:58Z

space

← Older revision		Revision as of 21:22, 3 July 2025
Line 3:		Line 3:
	\| name = Masumi Sera		\| name = Masumi Sera
	\| japanese-name = {{lang\|ja\|世良真純}}<br />(Sera Masumi)		\| japanese-name = {{lang\|ja\|世良真純}}<br />(Sera Masumi)
	\| english-name =		\| english-name =
	\| image = Masumi Sera Profile.jpg		\| image = Masumi Sera Profile.jpg
	\| age = 16 - 17<ref>In file 972 when Sera and Akai first met on the beach, Akai say "its been 7 years since we last met" to Shukichi, to which Shukichi replies that it's the first time Akai and Sera met. In the top panel it says "10 years ago". In file 1037 we see Sera wasn't born 17 years ago on the plane [Note: The WSS Version of the file incorrectly stated the events of the flashback occurred 18 years ago, this was corrected to 17 in the volume release] but Mary was clearly pregnant with Sera and even mentions it, this adds on to the previous point meaning Akai hasn't met Sera ever after her birth, which again means sera is 17 at most. We learn when Vermouth and Mary met up on the Vauxhall Bridge [File 1048] that Sera wasn't born during the time Tsutomu went missing and that was 17 years ago. Another factor is that Sera is part of Ran's class where the age range is 16 - 17 hence Masumi Sera is 16 at the youngest and 17 at most.</ref>		\| age = 16 - 17<ref>In file 972 when Sera and Akai first met on the beach, Akai say "its been 7 years since we last met" to Shukichi, to which Shukichi replies that it's the first time Akai and Sera met. In the top panel it says "10 years ago". In file 1037 we see Sera wasn't born 17 years ago on the plane [Note: The WSS Version of the file incorrectly stated the events of the flashback occurred 18 years ago, this was corrected to 17 in the volume release] but Mary was clearly pregnant with Sera and even mentions it, this adds on to the previous point meaning Akai hasn't met Sera ever after her birth, which again means sera is 17 at most. We learn when Vermouth and Mary met up on the Vauxhall Bridge [File 1048] that Sera wasn't born during the time Tsutomu went missing and that was 17 years ago. Another factor is that Sera is part of Ran's class where the age range is 16 - 17 hence Masumi Sera is 16 at the youngest and 17 at most.</ref>
	\| gender = Female		\| gender = Female
	\| date-of-birth =		\| date-of-birth =
	\| occupation = Teitan High School Student <br> Detective		\| occupation = Teitan High School Student <br> Detective
	\| aliases = Masumi Akai (birth name)		\| aliases = Masumi Akai (birth name)
	\| relatives = [[Tsutomu Akai]] (father, deceased) <br> [[Mary Sera]] (mother) <br> [[Shuichi Akai]] (oldest brother) <br> [[Shukichi Haneda]] (second-oldest brother) <br> [[Elena Miyano]] (aunt, deceased) <br> [[Atsushi Miyano]] (uncle-in-law, deceased) <br> [[Akemi Miyano]] (cousin, deceased) <br> [[Shiho Miyano]] (cousin)		\| relatives = [[Tsutomu Akai]] (father, deceased) <br> [[Mary Sera]] (mother) <br> [[Shuichi Akai]] (oldest brother) <br> [[Shukichi Haneda]] (second-oldest brother) <br> [[Elena Miyano]] (aunt, deceased) <br> [[Atsushi Miyano]] (uncle-in-law, deceased) <br> [[Akemi Miyano]] (cousin, deceased) <br> [[Shiho Miyano]] (cousin)
	\| nicknames = Sera-no-nēchan (by Conan)		\| nicknames = Sera-no-nēchan (by Conan)
	\| status = Alive		\| status = Alive
Line 16:		Line 16:
	\| appearances = {{:Masumi Sera Appearances}}		\| appearances = {{:Masumi Sera Appearances}}
	\| keyhole = [[Volume 73]]		\| keyhole = [[Volume 73]]
	\| japanese-voice = [[Noriko Hidaka]]<ref>{{cite web\|url=http://combination.jp/blog/2012/02/post-383.html\|date=2012-02-01\|accessdate=2012-02-01\|title=新しいお仕事 \| Blog \| コンビネーション\|publisher=combination Co.Ltd.\|author=Noriko Hidaka}}</ref>		\| japanese-voice = [[Noriko Hidaka]]<ref>{{cite web\|url=http://combination.jp/blog/2012/02/post-383.html\|date=2012-02-01\|accessdate=2012-02-01\|title=新しいお仕事 \| Blog \| コンビネーション\|publisher=combination Co.Ltd.\|author=Noriko Hidaka}}</ref>
	\| english-voice = [[Jenny Yokobori]] (Bang Zoom!) <br> [[Ghia Burns]] (Macias Group)		\| english-voice = [[Jenny Yokobori]] (Bang Zoom!) <br> [[Ghia Burns]] (Macias Group)
	\| cases-solved = 8		\| cases-solved = 8
	\| footnotes =		\| footnotes =
	}}		}}
	'''{{nihongo\|Masumi Sera\|世良真純\|Sera Masumi}}''' is a high school detective in the manga and anime franchise ''[[Detective Conan]]''. She is the younger sister of [[Federal Bureau of Investigation\|FBI]] agent [[Shuichi Akai]] and shogi player [[Shukichi Haneda]]. Also, she is a practitioner of the martial art [[wikipedia:Jeet Kune Do\|Jeet Kune Do]].		'''{{nihongo\|Masumi Sera\|世良真純\|Sera Masumi}}''' is a high school detective in the manga and anime franchise ''[[Detective Conan]]''. She is the younger sister of [[Federal Bureau of Investigation\|FBI]] agent [[Shuichi Akai]] and shogi player [[Shukichi Haneda]]. Also, she is a practitioner of the martial art [[wikipedia:Jeet Kune Do\|Jeet Kune Do]].

Jeckaan: /* Name origin */ grammar, clarified net meaning profit and not something like fishing net or w/e

2025-05-19T16:06:14Z

Name origin: grammar, clarified net meaning profit and not something like fishing net or w/e

← Older revision		Revision as of 16:06, 19 May 2025
Line 413:		Line 413:

	== Name origin ==		== Name origin ==
	{{nihongo\|Masumi Sera's\|世良・真純\|Sera Masumi}} name comes from the [[Wikipedia: Mobile Suit Gundam\|Mobile Suit Gundam]] character {{nihongo\|[[Wikipedia: Sayla Mass\|Sayla Mass]]\|セイラ・マス\|Seira Masu}}.<ref>[[Sherry's soliloquy\|Sherry's soliloquy (2012-06-17)]], Gosho was referring to the revelation that Masumi is Shuichi's sister (Manga File 821): {{lang\|ja\|やっぱりアルテイシアだったのね・・・}} (So it was '''Artesia'''…). Note that "Artesia" is another name of '''Sayla Mass'''.</ref> The kanji for Masumi's surname ~~mean~~ 'good world'. The kanji for her first name, Masumi, ~~mean~~ 'true' and either 'pure' or 'net.'		{{nihongo\|Masumi Sera's\|世良・真純\|Sera Masumi}} name comes from the [[Wikipedia: Mobile Suit Gundam\|Mobile Suit Gundam]] character {{nihongo\|[[Wikipedia: Sayla Mass\|Sayla Mass]]\|セイラ・マス\|Seira Masu}}.<ref>[[Sherry's soliloquy\|Sherry's soliloquy (2012-06-17)]], Gosho was referring to the revelation that Masumi is Shuichi's sister (Manga File 821): {{lang\|ja\|やっぱりアルテイシアだったのね・・・}} (So it was '''Artesia'''…). Note that "Artesia" is another name for '''Sayla Mass'''.</ref> The kanji for Masumi's surname means 'good world'. The kanji for her first name, Masumi, means 'true' and either 'pure' or 'net' (regarding profit).

	== Quotes ==		== Quotes ==

Nakamura: /* Serial Hotel Bombing Case (Manga: 1094-1096, Anime: 1144-1145) */

2025-02-13T19:03:57Z

Serial Hotel Bombing Case (Manga: 1094-1096, Anime: 1144-1145)

← Older revision		Revision as of 19:03, 13 February 2025
Line 303:		Line 303:
	=== Serial Hotel Bombing Case (Manga: [[Volume 103\|1094-1096]], Anime: [[The Hotel Serial Bombing Case\|1144-1145]]) ===		=== Serial Hotel Bombing Case (Manga: [[Volume 103\|1094-1096]], Anime: [[The Hotel Serial Bombing Case\|1144-1145]]) ===
	After luring Conan to their current hotel to get their hands on the APTX antidote, Sera and Mary get involved in the resolution of a serial bombing case. However, they are discovered by a unknown man, who is the driver of an unknown old man, to the hotel and triggers a fire alert, forcing the building's evacuation. As Sera and Mary try to avoid drawing attention to themselves, they are nevertheless spotted by the unknown old man.<ref name="File 1096">Manga [[Volume 103]], [[Volume 103#Serial Hotel Bombing Case\|File 1094-1096]]</ref>		After luring Conan to their current hotel to get their hands on the APTX antidote, Sera and Mary get involved in the resolution of a serial bombing case. However, they are discovered by a unknown man, who is the driver of an unknown old man, to the hotel and triggers a fire alert, forcing the building's evacuation. As Sera and Mary try to avoid drawing attention to themselves, they are nevertheless spotted by the unknown old man.<ref name="File 1096">Manga [[Volume 103]], [[Volume 103#Serial Hotel Bombing Case\|File 1094-1096]]</ref>

			=== Azusa Kidnapping Case (Manga: [[Volume 106#Azusa Kidnapping Case\|1126-1128]], Anime: TBA) ===

	== Non-canon plot overview ==		== Non-canon plot overview ==

SocietyBox: fixes

2025-01-31T09:49:55Z

fixes

← Older revision		Revision as of 09:49, 31 January 2025
Line 10:		Line 10:
	\| occupation = Teitan High School Student <br> Detective		\| occupation = Teitan High School Student <br> Detective
	\| aliases = Masumi Akai (birth name)		\| aliases = Masumi Akai (birth name)
	\| relatives = [[Tsutomu Akai]] (father, deceased) <br> [[Mary Sera]] (mother) <br> [[Shuichi Akai]] (~~older~~ brother) <br> [[Shukichi Haneda]] (second-~~older~~ brother) <br> [[Elena Miyano]] (aunt, deceased) <br> [[Atsushi Miyano]] (uncle-in-law, deceased) <br> [[Akemi Miyano]] (cousin, deceased) <br> [[Shiho Miyano]] (cousin)		\| relatives = [[Tsutomu Akai]] (father, deceased) <br> [[Mary Sera]] (mother) <br> [[Shuichi Akai]] (oldest brother) <br> [[Shukichi Haneda]] (second-oldest brother) <br> [[Elena Miyano]] (aunt, deceased) <br> [[Atsushi Miyano]] (uncle-in-law, deceased) <br> [[Akemi Miyano]] (cousin, deceased) <br> [[Shiho Miyano]] (cousin)
	\| nicknames = Sera-no-nēchan (by Conan~~) <br> Mari-chan (by Katsumasa Ogura~~)		\| nicknames = Sera-no-nēchan (by Conan)
	\| status = Alive		\| status = Alive
	\| first-appearance = Manga: [[Volume 73\|File 768]] <br> Anime: [[Deduction Showdown at the Haunted Hotel\|Episode 646]]		\| first-appearance = Manga: [[Volume 73\|File 768]] <br> Anime: [[Deduction Showdown at the Haunted Hotel\|Episode 646]]
Line 21:		Line 21:
	\| footnotes =		\| footnotes =
	}}		}}
	'''{{nihongo\|Masumi Sera\|世良真純\|Sera Masumi}}''' is a high school detective in the manga and anime franchise ''[[Detective Conan]]''. She is the younger sister of [[Federal Bureau of Investigation\|FBI]] agent [[Shuichi Akai]] and shogi player [[Shukichi Haneda]]. Also a practitioner of the martial art [[wikipedia:Jeet Kune Do\|Jeet Kune Do]].		'''{{nihongo\|Masumi Sera\|世良真純\|Sera Masumi}}''' is a high school detective in the manga and anime franchise ''[[Detective Conan]]''. She is the younger sister of [[Federal Bureau of Investigation\|FBI]] agent [[Shuichi Akai]] and shogi player [[Shukichi Haneda]]. Also, she is a practitioner of the martial art [[wikipedia:Jeet Kune Do\|Jeet Kune Do]].

	== Background ==		== Background ==
	Masumi Sera is a high school detective and the younger sister of [[Federal Bureau of Investigation\|FBI]] agent, [[Shuichi Akai]] and ~~Shogi~~ player, [[Shukichi Haneda]]. She is the only daughter of [[Tsutomu Akai]] and [[Mary]]. 17 years ago, before her father disappeared, he instructed his family to hide in Japan, which is where Masumi later was born. Her oldest brother, prior to her birth, had left Japan to study in ~~America~~, so they first got to meet each other when Masumi was about six or seven years old. Although she grew up in Japan ~~during her elementary school years~~, she moved abroad three years ago with her mother~~, due~~ to ~~learning that~~ her father ~~was apparently roaming London~~. Her other brother stayed in Japan. ~~She has~~ recently returned to Japan, in order to get the [[Prototype antidote\|antidote]] for her mother. After meeting Conan, Ran, and Sonoko during a case, she transfers to [[Setting/Educational Institutions#Teitan High School\|Ran's high school class]]. Masumi is skilled at [[Wikipedia:Jeet Kune Do\|Jeet Kune Do]], a hobby encouraged by her brother Shuichi who mailed her instruction videos while in elementary school. She can fight on the same level as [[Ran Mouri\|Ran]]. She ~~seems to know that~~ Conan is Shinichi and she had in fact met Ran and Shinichi ~~sometime in their past~~. Currently, she is living with [[Mary]], whom she calls "Mama" privately. She claims that she is provided for by a rich friend of her late father<ref>Vol 83 Chap 876: The Romance Novelist</ref>, but it hasn't been revealed who it is. Every time they encounter the possibility of the information on Mary getting out, they end up moving to a new hotel under Mary's order. While Masumi is eager to seek help from Conan, Mary is skeptical of him. The three siblings have different last names. Sera is ~~supposedly her mother~~'s maiden name.		Masumi Sera is a high school detective and the younger sister of [[Federal Bureau of Investigation\|FBI]] agent [[Shuichi Akai]] and shogi player [[Shukichi Haneda]]. She is the only daughter of [[Tsutomu Akai]] and [[Mary]]. 17 years ago, before her father disappeared, he instructed his family to hide in Japan, which is where Masumi later was born. Her oldest brother, prior to her birth, had left Japan to study in the US, so they first got to meet each other when Masumi was about six or seven years old. Although she grew up and attended elementary school in Japan, she moved abroad three years ago with her mother to track down her father. Her other brother stayed in Japan. They recently returned to Japan in order to get the [[Prototype antidote\|antidote]] for her mother. After meeting Conan, Ran, and Sonoko during a case, she transfers to [[Setting/Educational Institutions#Teitan High School\|Ran's high school class]]. Masumi is skilled at [[Wikipedia:Jeet Kune Do\|Jeet Kune Do]], a hobby encouraged by her brother Shuichi who mailed her instruction videos while in elementary school. She can fight on the same level as [[Ran Mouri\|Ran]]. She suspects Conan is Shinichi and she had in fact met Ran and Shinichi 10 years ago. Currently, she is living with [[Mary]], whom she calls "Mama" privately. She claims that she is provided for by a rich friend of her late father<ref>Vol 83 Chap 876: The Romance Novelist</ref>, but it hasn't been revealed who it is. Every time they encounter the possibility of the information on Mary getting out, they end up moving to a new hotel under Mary's order. While Masumi is eager to seek help from Conan, Mary is skeptical of him. The three siblings have different last names. Sera is Mary's maiden name.

	== Personality ==		== Personality ==
Line 50:		Line 50:

	==Abilities==		==Abilities==
	===Deduction and ~~Intelligence~~===		===Deduction and intelligence===
	She seems to have deduction abilities, but her intelligence and crime scene experience are less than both Shinichi and Heiji. Sometimes she jumps on wrong deduction and Shinichi has to correct it, but maybe this wrong deduction was because she wants to test Shinichi. In some cases she calls her second-older brother Shukichi to ask him about case. When a case is over, Masumi always says her catchphrase "Case Closed", which she seems to got it from her oldest brother Shuichi.		She seems to have deduction abilities, but her intelligence and crime scene experience are less than both Shinichi and Heiji. Sometimes she jumps on wrong deduction and Shinichi has to correct it, but maybe this wrong deduction was because she wants to test Shinichi. In some cases she calls her second-older brother Shukichi to ask him about case. When a case is over, Masumi always says her catchphrase "Case Closed", which she seems to got it from her oldest brother Shuichi.

	===Martial ~~Arts~~===		===Martial arts===
	She is a practitioner of jeet kune do martial art, which she learned from her oldest brother who send videos to her. She still acknowledge her brother to be stronger than herself at least three times. Masumi's martial art skill are strong. She is capable of fighting on same level as Ran and she was able to capture a man with gun at detective agency and was able to defeat a gangster with one strike.		She is a practitioner of jeet kune do martial art, which she learned from her oldest brother who send videos to her. She still acknowledge her brother to be stronger than herself at least three times. Masumi's martial art skill are strong. She is capable of fighting on same level as Ran and she was able to capture a man with gun at detective agency and was able to defeat a gangster with one strike.

	===Other ~~Skills~~===		===Other skills===
	Masumi is skilled at driving a motorcycle and owns an Artesia XT400. She is skilled in Japanese as she knows "jibun" means 'you', not 'I' in Kansai dialect. She also most likely knows English because her mother is British and she went to England.		Masumi is skilled at driving a motorcycle and owns an Artesia XT400. She is skilled in Japanese as she knows "jibun" means 'you', not 'I' in Kansai dialect. She also most likely knows English because her mother is British and she went to England.

Chipzy: /* Antique Facet Case (Manga: 1035-1038, Anime: 1018-1020) */

2024-12-21T15:36:50Z

Antique Facet Case (Manga: 1035-1038, Anime: 1018-1020)

← Older revision		Revision as of 15:36, 21 December 2024
Line 295:		Line 295:

	=== Antique Facet Case (Manga: [[Volume 97#Antique Facet Case\|1035]]-[[Volume 98#Antique Facet Case\|1038]], Anime: [[The Antique Tray Can't Be Hidden\|1018-1020]]) ===		=== Antique Facet Case (Manga: [[Volume 97#Antique Facet Case\|1035]]-[[Volume 98#Antique Facet Case\|1038]], Anime: [[The Antique Tray Can't Be Hidden\|1018-1020]]) ===
	After having more or less confirmed Conan's true identity as Shinichi, Masumi starts to investigate about Ai Haibara's connection to him due to her mature personality and unusual choice of Kanji for her name. She follows Conan, Agasa, Ai, and Subaru to the house of an appraiser whom Agasa requested to inspect an antique plate he had found at his late uncle and aunt's estate. During the case, was ~~trying to pressure~~ Haibara into revealing her true identity and giving her the [[APTX 4869\|drugs]] that restores " the flow of time". However, Subaru ended up interrupting Sera's investigation, which irritated Sera and tried to kick him. Subaru easily dodged the kick and told Sera that the ~~divison~~ of fault is "50:50"; saying that he might be at fault for irritating her, but she is also at fault for trying to kick him, which surprised Sera.		After having more or less confirmed Conan's true identity as Shinichi, Masumi starts to investigate about Ai Haibara's connection to him due to her mature personality and unusual choice of Kanji for her name. She follows Conan, Agasa, Ai, and Subaru to the house of an appraiser whom Agasa requested to inspect an antique plate he had found at his late uncle and aunt's estate. During the case, she was constantly pressuring Haibara into revealing her true identity and giving her the [[APTX 4869\|drugs]] that restores " the flow of time". However, Subaru ended up interrupting Sera's investigation, which irritated Sera and tried to kick him. Subaru easily dodged the kick and told Sera that the division of fault is "50:50"; saying that he might be at fault for irritating her, but she is also at fault for trying to kick him, which surprised Sera.
	After the case, Sera asks her mother about her "50:50" catchphrase, Mary revealed that it is a line that her husband used to say and her son Shuichi inherited from him. Mary asks Sera if she can ~~gets~~ her hands on the drug, Sera ~~told~~ her that it is difficult for the moment since Subaru Okiya is standing in her way. Mary asks her if he is such a noteworthy person, however, Sera is more concerned about whether Subaru is her brother Akai or not, since he's using the same "50:50" catchphrase as her brother.		After the case, Sera asks her mother about her "50:50" catchphrase, Mary revealed that it is a line that her husband used to say and that her son Shuichi inherited it from him. Mary asks Sera if she can get her hands on the drug, Sera tells her that it is difficult for the moment since Subaru Okiya is standing in her way. Mary asks her if he is such a noteworthy person, however, Sera is more concerned about whether Subaru is her brother Akai or not, since he's using the same "50:50" catchphrase as her brother.

	=== Sisters' Birthday Party Murder Case (Manga: [[Volume 98\|1047]]-[[Volume 99\|1050]], Anime: [[The Birthday Party of Divine Punishment\|1045-1046]]) ===		=== Sisters' Birthday Party Murder Case (Manga: [[Volume 98\|1047]]-[[Volume 99\|1050]], Anime: [[The Birthday Party of Divine Punishment\|1045-1046]]) ===