The Big Investigation of the Nine Doors

Woman
	Lady on the 7th floor;

Yukue Hasegawa
	Suspect;

	Episode 182 ; (Int. Episode {{{int-episode}}})
	Information
Title:	The Big Investigation of the Nine Doors
Japanese title:	大捜索9つのドア ; (Daisōsaku no Kokonotsu no Doa)
Original airdate:	February 28, 2000
Season:	7
Manga source:	TV Original
	Case
Cast:	Conan Edogawa ; Detective Boys ; Ai Haibara
Case solved by:	Conan Edogawa ; Detective Boys
Next Conan's Hint:	Dustpan
	Staff
Director:	Yasuichiro Yamamoto; Kenji Kodama
Screenplay:	Kazunari Kouchi
Storyboard:	Michiyo Sakurai
Episode director:	Nana Harada
Animation director:	Izumi Shimura
Voice Cast:
	Minami Takayama as Conan Edogawa; Megumi Hayashibara as Ai Haibara; Yukiko Iwai as Ayumi Yoshida; Ikue Otani as Mitsuhiko Tsuburaya; Wataru Takagi as Genta Kojima, Next Conan's Hint; Isshin Chiba as Policeman A; Takayuki Inoue as Policeman B
	Music
Opening song:	Mysterious Eyes
Closing song:	Secret of my heart

Chronology
‹ The Nocturne of Red Murderous Intent	List of Episodes	A Dangerous Recipe ›

Cast

Characters

Gadgets

Stun-Gun Wristwatch

Case

Situation

The Detective Boys are walking home one day when they discover two s shaped hooks and a ring with the initials M to A, a wedding ring. They decide to investigate seeing it as an S.O.S.

Kidnapping