The Spiral Mansion Mystery

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Chronology
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Episode 1195-1196 (Int. Episode 1254-1255)
Information
Title:	The Spiral Mansion Mystery
Japanese title:	館ミステリー 渦巻館 (Yakata Misuterī Uzumaki-kan)
Original airdate:	March 28, 2026 (Part 1) April 4, 2026 (Part 2)
Broadcast rating:	4.9% (Part 1)
Filler case:	#458
Season:	31
Manga source:	TV Original
Case
Cast:	Conan Edogawa Ran Mouri Kogoro Mouri Juzo Megure Wataru Takagi Yoko Okino
Case solved by:	Kogoro Mouri (via Conan)
Next Conan's Hint:	Drill (Part 1) Rope (Part 2)
Staff
Director:	Yasuichiro Yamamoto Nobuharu Kamanaka
Screenplay:	Hiro Masaki
Storyboard:	Masaki Ozora
Episode director:	1195: Yuki Kawakata 1196: Yoshihiro Sugai Tsukasa Saito (asst.)
Animation director:	1195: • Kaoru Nagakawa • Michitaka Yamamoto • Yukari Kamiaka • Zi Dengjia • Marie Nagano • Kana Aoki • Asuka Tsubuki 1196: • Kosei Takahashi • Eiichi Tokura
Character design:	Masatomo Sudo Masanori Hashimoto (sub-character) Hiroshi Ogawa (design works)
Production cooperation:	1195: Azeta Pictures 1196: Mouse
Voice Cast: Minami Takayama as Conan Edogawa Akemi Okamura as Ran Mouri Rikiya Koyama as Kogoro Mouri Chafurin as Juzo Megure Wataru Takagi as Wataru Takagi Yoshimitsu Shimoyama as Sensuke Tsurufuji Taro Kiuchi as Satoshi Omagari Akeno Watanabe as Yoko Tsurufuji Mie Sonozaki as Maimai Tsurufuji Azusa Tadokoro as Kaoru Neji Junya Enoki as Kazumi Hayase
Music
Opening song:	Heaven Knows
Closing song:	TOWA ~Towa ni Kaze ni Noru~

The Spiral Mansion Mystery (館ミステリー 渦巻館 ,Yakata Misuterī Uzumaki-kan) is the 1195th and 1196th episode of the Detective Conan anime.

Cast

Characters

Conan Edogawa

Kogoro Mouri

Ran Mouri

Juzo Megure

Wataru Takagi

Yoko Okino (background)

Gadgets

Gadgets

Telescopic Lenses

Stun-Gun Wristwatch

Voice-Changing Bowtie

Case

Situation

Part 1

Murder

Location: Bathroom in the Spiral Mansion 3rd floor

Victim: Sensuke Tsurufuji

Age: 41 years old

Cause of death: Gunshot to chest area

Suspects: Kaoru Neji, Kazumi Hayase, Maimai Tsurufuji, Yoko Tsurufuji

Murder

Location: A stream near the Spiral Mansion

Victim: Satoshi Omagari

Age: 39 years old

Time: 1:15 PM

Cause of death: Cerebral contusion from a blow to the back of the head

Suspects: Kaoru Neji, Kazumi Hayase, Maimai Tsurufuji, and Yoko Tsurufuji

People

Kyu Tsurufuji
	Deceased Conceptual artist

Kaoru Neji
	25 years old Curator of the Spiral Mansion

Kazumi Hayase
	25 years old Art magazine editor

Sensuke Tsurufuji
	Victim (gunshot) 41 years old Kyu Tsurufuji's son

Maimai Tsurufuji
	38 years old Kyu Tsurufuji's daughter

Yoko Tsurufuji
	41 years old Sensuke's wife

Satoshi Omagari
	Victim (blunt force trauma) 39 years old Maimai's husband

Masataro Hiruki
	Designer of the Spiral Mansion

Resolution

  Show spoilers »

The culprit is Kaoru Neji.

Trivia

• The suspects have names related to "spirals/turning":
  • Sensuke Tsurufuji (弦藤 旋介)'s first name contains the kanji "旋" in "rotation" (旋回 ,senkai) ;
  • Maimai Tsurufuji (弦藤 舞々)'s first name contains the kanji "舞" in "to rotate"/"to spin" (舞う ,mau) ;
  • Kaoru Neji (根次 薫)'s last name is similar to "screw"/coil" (螺子 ,neji) ;
  • Satoshi Omagari (大曲 悟志)'s last name contains the kanji for "twist"/"turn" (曲 ,magari).

Gallery

In other languages

Language	Title	Translation
French (Subbed)	Mystère au manoir : Le Musée du tourbillon	Mystery at the mansion: The spiral museum

See also

• Season 31