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Nana Maru San Batsu (ナナマルサンバツ, lit. “7 Right, 3 Wrong”, also known as 7O3X), called Fastest Finger First in English, is a Japanese manga series by Iqura Sugimoto. An anime television series adaptation by TMS Entertainment aired from July 4 to September 19, 2017.

Plot

The daily life of Shiki Koshiyama, as he joins the Quiz Bowl Circle club with his classmate Mari Fukami to partake in Quiz bowl matches during his freshman year in high school.

Characters

Shiki Koshiyama (越山識, Koshiyama Shiki): Voiced by: Shun Horie
Mari Fukami (深見真理, Fukami Mari): Voiced by: Umika Kawashima
Gakuto Sasajima (笹島学人, Sasajima Gakuto): Voiced by: Takuya Satō
Chisato Mikuriya (御来屋千智, Mikuriya Chisato): Voiced by: Kaito Ishikawa
Daisuke Inoue (井上大将, Inoue Daisuke): Voiced by: Tasuku Hatanaka
Jinko Sasajima (笹島迅子, Sasajima Jinko): Voiced by: Satsumi Matsuda
Yōsuke Ashiya (芦屋洋介, Ashiya Yōsuke): Voiced by: Wataru Hatano
Takumi Niina (新名匠, Niina Takumi): Voiced by: Tatsuhisa Suzuki
Kunimitsu Ōkura (大蔵邦光, Ōkura Kunimtisu): Voiced by: Tomoaki Maeno
Yuki Kōzuki (上月由貴, Kōzuki Yuki): Voiced by: M.A.O
Chiaki Sonohara (苑原千明, Sonohara Chiaki): Voiced by: Ayane Sakura
Minoru Hanabusa (花房ミノル, Hanabusa Minoru): Voiced by: Daisuke Kishio
Kotaro Tozuka (戸塚光太郎, Tozuka Kotaro): Voiced by: Makoto Furukawa
Seiji Fukami (深見誠司, Fukami Seiji): Voiced by: Hikaru Midorikawa
Wataru Maruyama (丸山亘, Maruyama Wataru): Voiced by: Taku Yashiro
Ryōta Mukai (向井亮太, Mukai Ryōta): Voiced by: Yusuke Shirai
Toichirō Nakazawa (中澤藤一郎, Nakazawa Toichirō): Voiced by: Genki Muro
Hajime Sasaki (佐々木一, Sasaki Hajime): Voiced by: Yoshitaka Yamaya
Fumika Kenmochi (剣持文伽, Kenmochi Fumika): Voiced by: Hisako Tōjō
Tamami Kogawa (古河珠美, Kogawa Tamami): Voiced by: Haruna Momono
Haruomi Konoe (近衛春臣, Konoe Haruomi): Voiced by: Toshiki Masuda
Masaru Shibata (柴田勝, Shibata Masaru): Voiced by: Junya Enoki
Yoshikatsu Kuroda (黒田良勝, Kuroda Yoshikatsu): Voiced by: Shuuhei Iwase
Sei Koshiyama: Voiced by: Aki Nagao

Manga

It was serialized in Kadokawa Shoten‘s seinen manga magazine Young Ace from 2010 to 2020. Twenty tankōbon volumes were published.

No.	Release date	ISBN
1	April 27, 2011	978-4-04-715689-0
2	August 2, 2011	978-4-04-715749-1
3	March 1, 2012	978-4-04-120125-1
4	August 31, 2012	978-4-04-715749-1
5	April 2, 2013	978-4-04-120626-3
6	August 31, 2013	978-4-04-120826-7
7	December 28, 2013	978-4-04-120941-7
8	July 4, 2014	978-4-04-101530-8
9	December 29, 2014	978-4-04-101531-5
10	July 4, 2015	978-4-04-101530-8
11	December 4, 2015	978-4-04-102870-4
12	August 4, 2016	978-4-04-104281-6
13	December 31, 2016	978-4-04-105038-5
14	July 4, 2017	978-4-04-105790-2
15	March 2, 2018	978-4-04-105791-9
16	October 4, 2018	978-4-04-105791-9
17	March 4, 2019	978-4-04-107158-8
18	October 4, 2019	978-4-04-108588-2
19	October 2, 2020	978-4-04-108589-9
20	November 4, 2020	978-4-04-110705-8

Anime

An anime television series adaptation is produced by TMS Entertainment with Masaki Ōzora directing, Yuuko Kakihara supervised the anime’s scripts and Makoto Takahoko drew the character designs. It aired from July 4 to September 19, 2017, on Nippon TV‘s AnichU programming block. The opening theme is “On My MiND” by Mrs. Green Apple and the ending theme is “◯◯◯◯◯” by Baby Raids Japan. The series ran for 12 episodes. Crunchyroll streamed the series.

No.	Title	Original air date
1	“Don’t You Want to Become a Quiz King?” Transcription: “Kimi mo Kuizu-ō ni Naranai ka?” (Japanese: キミもクイズ王にならないか？)	July 4, 2017
2	“A Matter of 0.01 Seconds?!” Transcription: “0.01 Byō no Sekai!?” (Japanese: 0.01秒の世界！？)	July 11, 2017
3	“If You Want the Right to Answer /” Transcription: “Kaitō-ken ga Hoshikereba/” (Japanese: 解答権が欲しければ／)	July 18, 2017
4	“A Mysterious Beauty Appears,” Transcription: “Nazo no Bishōjo Tōjō desu ga,” (Japanese: 謎の美少女登場ですが、)	July 25, 2017
5	“Buzou vs Miyaura! Ding!” Transcription: “Buzō vs Miyanoura! Pikōn” (Japanese: 文蔵 vs 宮浦！ピコーン♪)	August 1, 2017
6	“A. Maid B. Lieutenant Colonel C. Little Devil” Transcription: “A. Meido B. Chūsa C. Koakuma” (Japanese: A.メイド B.チュウサ C.コアクマ)	August 8, 2017
7	“…Their Past Quiz Questions” Transcription: “… Futari no Kako Toi” (Japanese: ……ふたりの過去問)	July 4, 2017
8	“\Greetings/ Asagaoka Regular Meet!” Transcription: “\Gokigenyō/ Asagaoka Reikai!” (Japanese: ＼ごきげんよう／麻ヶ丘例会！)	July 4, 2017
9	“High Road x Low Road” Transcription: “Ōdō × Jadō” (Japanese: 王道×邪道)	August 29, 2017
10	“The Unparalleled Super Ace” Transcription: “Tobikiri no Chō Ēsu-sama” (Japanese: とびきりの超エース様☆)	September 5, 2017
11	“Q: Why Do You Answer?” Transcription: “Q. Naze Kotaeru no ka?” (Japanese: Q.なぜ答えるのか?)	September 12, 2017
12	“A: Because the Question Is There!” Transcription: “A. Soko ni kuizu ga aru kara!” (Japanese: A.そこにクイズがあるから！)	September 19, 2017

Stage Play

The manga has inspired 2 live-action stage play adaptation with a third play to run in January 2021.

Notes

^ All English episode titles are taken from Crunchyroll.

ナナマルサンバツ (Nanamaru Sanbatsu)
7O3X Fastest Finger First
Cover of the first volume featuring Mari.
Genre	Comedy, sports (quiz bowl)
Manga
Written by	Iqura Sugimoto
Published by	Kadokawa Shoten
Magazine	Young Ace
Demographic	Seinen
Original run	2010 – 2020
Volumes	20 (List of volumes)
Anime television series
Directed by	Masaki Ōzora
Produced by	Marina Sasaki Takeshi Yamakawa Motohiro Oda Daisuke Masaki
Written by	Yuuko Kakihara
Music by	Hajime Hyakkoku
Studio	TMS Entertainment Double Eagle
Original network	Nippon TV (AnichU)
Original run	July 4, 2017 – September 19, 2017
Episodes	12 (List of episodes)