# Nana Maru San Batsu

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
### Buzō Prefectural High School
#### 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

#### Daisuke Inoue (井上 大将, Inoue Daisuke)

    Voiced by: Tasuku Hatanaka

#### Jinko Sasajima (笹島 迅子, Sasajima Jinko)

    Voiced by: Satsumi Matsuda

#### Yoshikatsu Kuroda (黒田 良勝, Kuroda Yoshikatsu)

    Voiced by: Shuuhei Iwase

### Miyaura High School
#### Chisato Mikuriya (御来屋 千智, Mikuriya Chisato)

    Voiced by: Kaito Ishikawa

#### Yōsuke Ashiya (芦屋 洋介, Ashiya Yōsuke)

    Voiced by: Wataru Hatano

#### Wataru Maruyama (丸山 亘, Maruyama Wataru)

    Voiced by: Taku Yashiro

#### Ryōta Mukai (向井 亮太, Mukai Ryōta)

    Voiced by: Yusuke Shirai

### Asagaoka High School
#### 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

#### Fumika Kenmochi (剣持 文伽, Kenmochi Fumika)

    Voiced by: Hisako Tōjō

#### Tamami Kogawa (古河 珠美, Kogawa Tamami)

    Voiced by: Haruna Momono

### Sekigawata High School
#### Takumi Niina (新名 匠, Niina Takumi)

    Voiced by: Tatsuhisa Suzuki

#### 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

### Kaijō High School
#### Kunimitsu Ōkura (大蔵 邦光, Ōkura Kunimtisu)

    Voiced by: Tomoaki Maeno

#### Seiji Fukami (深見 誠司, Fukami Seiji)

    Voiced by: Hikaru Midorikawa

#### Haruomi Konoe (近衛 春臣, Konoe Haruomi)

    Voiced by: Toshiki Masuda

#### Masaru Shibata (柴田 勝, Shibata Masaru)

    Voiced by: Junya Enoki

### Other characters
#### 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

#### Sei Koshiyama

    Voiced by: Aki Nagao

## Media
### 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?" Transliteration: "Kimi mo Kuizu-ō ni Naranai ka?" (Japanese: キミもクイズ王にならないか？) | July 4, 2017 (2017-07-04) |
| 2 | "A Matter of 0.01 Seconds?!" Transliteration: "0.01 Byō no Sekai!?" (Japanese: 0.01秒の世界！？) | July 11, 2017 (2017-07-11) |
| 3 | "If You Want the Right to Answer /" Transliteration: "Kaitō-ken ga Hoshikereba/" (Japanese: 解答権が欲しければ／) | July 18, 2017 (2017-07-18) |
| 4 | "A Mysterious Beauty Appears," Transliteration: "Nazo no Bishōjo Tōjō desu ga," (Japanese: 謎の美少女登場ですが、) | July 25, 2017 (2017-07-25) |
| 5 | "Buzou vs Miyaura! Ding!" Transliteration: "Buzō vs Miyanoura! Pikōn" (Japanese: 文蔵 vs 宮浦！ピコーン♪) | August 1, 2017 (2017-08-01) |
| 6 | "A. Maid B. Lieutenant Colonel C. Little Devil" Transliteration: "A. Meido B. Chūsa C. Koakuma" (Japanese: A.メイド B.チュウサ C.コアクマ) | August 8, 2017 (2017-08-08) |
| 7 | "...Their Past Quiz Questions" Transliteration: "... Futari no Kako Toi" (Japanese: ……ふたりの過去問) | July 4, 2017 (2017-07-04) |
| 8 | "\Greetings/ Asagaoka Regular Meet!" Transliteration: "\Gokigenyō/ Asagaoka Reikai!" (Japanese: ＼ごきげんよう／麻ヶ丘例会！) | July 4, 2017 (2017-07-04) |
| 9 | "High Road x Low Road" Transliteration: "Ōdō × Jadō" (Japanese: 王道×邪道) | August 29, 2017 (2017-08-29) |
| 10 | "The Unparalleled Super Ace" Transliteration: "Tobikiri no Chō Ēsu-sama" (Japanese: とびきりの超エース様☆) | September 5, 2017 (2017-09-05) |
| 11 | "Q: Why Do You Answer?" Transliteration: "Q. Naze Kotaeru no ka?" (Japanese: Q.なぜ答えるのか?) | September 12, 2017 (2017-09-12) |
| 12 | "A: Because the Question Is There!" Transliteration: "A. Soko ni kuizu ga aru kara!" (Japanese: A.そこにクイズがあるから！) | September 19, 2017 (2017-09-19) |

### Stage Play

The manga has inspired 2 live-action stage play adaptation which had run in May 2018, with a third play to run in January 2021.