Yatogame-chan Kansatsu Nikki (manga/anime)

Yatogame-chan Kansatsu Nikki (Japanese八十亀ちゃんかんさつにっきlit. “Yatogame-chan Observation Diary”) is a Japanese four-panel manga series written and illustrated by Masaki Andō. It was serialized in Ichijinsha‘s Monthly Comic Rex magazine from May 2016 to September 2022. An anime television series adaptation by Saetta aired from April to June 2019, with a second season airing from January to March 2020. A third season aired from January to March 2021. A fourth season aired from April to June 2022.

Plot

High school student Tohiska Jin moves from Tokyo to Nagoya where he learns through his new schoolmate Monaka Yatogame and her friends about the peculiarities of life in his new hometown and the quirks of its inhabitants.

Characters

Monaka Yatogame (八十亀 最中Yatogame Monaka)
Voiced by: Haruka Tomatsu
Mai Tadakusa (只草 舞衣Tadakusa Mai)
Voiced by: Yūki Wakai
Yanna Sasatsu (笹津 やん菜Sasatsu Yanna)
Voiced by: Mikako Komatsu
Kaito Jin (陣 界斗Jin Kaito)
Voiced by: Mitsuhiro Ichiki
Toshika Jin (陣 繁華Jin Toshika)
Voiced by: Hisako Tōjō
Lala Shonai (初内 ララShonai Rara)
Voiced by: Yoshino Nanjō
Rin Jandara (雀田来 鈴Jandara Rin)
Voiced by: Eriko Matsui
Teppei (鉄平Teppei)
Voiced by: Kenji Akabane
Shiharu Itemae (一天前 紫春Itemae Shiharu)
Voiced by: Honoka Kuroki
Nanaho Koshiyasu (輿安 七帆Koshiyasu Nanaho)
Voiced by: Ayasa Itō
Recchiri-sensei (レッチリ先生)
Voiced by: Tetsu Inada
Serura Dobe (土辺 世瑠蘭Dobe Serura)
Voiced by: Maria Naganawa
Masahide Tsuji (辻 優秀Tsuji Masahide)
Voiced by: Junji Majima
Shō Kochikashi (東風樫 湘Kochikashi Shō)
Voiced by: Sumire Uesaka
Kei Aonaji (青那寺 恵Aonaji Kei)
Voiced by: Sora Tokui
Kiina Asaka (朝霞 きぃなAsaka Kiina)
Voiced by: Reo Kurachi

Manga

Masaki Andō launched the manga in Ichijinsha‘s shōnen manga magazine Monthly Comic Rex on May 28, 2016. It ended serialization on September 27, 2022.

No. Japanese release date Japanese ISBN
1 November 26, 2016 978-4-7580-6632-7
2 May 27, 2017 978-4-7580-6662-4
3 November 27, 2017 978-4-7580-6696-9
4 May 26, 2018 978-4-7580-6732-4
978-4-7580-6733-1 (Special edition)
5 November 27, 2018 978-4-7580-6772-0
978-4-7580-6773-7 (Special edition)
6 May 27, 2019 978-4-7580-6805-5
978-4-7580-6806-2 (Special edition)
7 November 27, 2019 978-4-7580-6826-0
978-4-7580-6827-7 (Special edition)
8 March 27, 2020 978-4-7580-6853-6
978-4-7580-6854-3 (Special edition)
9 October 27, 2020 978-4-7580-6888-8
978-4-7580-6889-5 (Special edition)
10 May 27, 2021 978-4-7580-6909-0
978-4-7580-6910-6 (Special edition)
11 November 26, 2021 978-4-7580-6948-9
12 April 27, 2022 978-4-7580-6975-5
13 December 27, 2022 978-4-7580-8391-1

Anime

An anime adaptation was announced in the fourth volume of the manga on May 26, 2018. The television series is directed by Hisayoshi Hirasawa, with animation by studio Saetta. Satsuki Hayasaka is the character designer, and WORDS in STEREO is credited for series composition. Creators in Pack is credited with animation cooperation. The series premiered from April 4 to June 20, 2019, and was broadcast on TVATokyo MX, and AT-X. Haruka Tomatsu performed the series’ opening theme song “Deluxe Deluxe Happy”.

After the series’ finale, it was announced that the series would receive a second season. The season, titled Yatogame-chan Kansatsu Nikki 2 Satsume (八十亀ちゃんかんさつにっき 2さつめ), premiered from January 5 to March 22, 2020, with the cast and staff reprising their roles. LEVELS joins Creators in Pack in the animation cooperation. +α/Alphakyun performed the second season’s opening theme song “Imaginary Love”. The second season will run for 12 episodes.

On September 25, 2020, it was announced that the series will receive a third season. The season, titled Yatogame-chan Kansatsu Nikki 3 Satsume (八十亀ちゃんかんさつにっき 3さつめ), aired from January 10 to March 28, 2021, with the cast and staff reprising once again their roles. The opening theme song is “Don’t Be a Weed Soul!” (雑草魂なめんなよ!“Zassо̄ Damashii Namennayo!”) performed by Taiki. Crunchyroll licensed the series.

A fourth season of the series was announced on November 23, 2021. The season, titled Yatogame-chan Kansatsu Nikki 4 Satsume (八十亀ちゃんかんさつにっき 4さつめ), is produced by Hayabusa Film, with Creators in Pack credited with animation cooperation. The rest of the main staff and cast reprised their roles. It aired from April 9 to June 11, 2022. A special announcement program aired on April 2. The opening theme song is performed by Akira Ouse.

Series overview

Season Episodes Originally aired
First aired Last aired
1 12 April 4, 2019 June 20, 2019
2 12 January 5, 2020 March 22, 2020
3 12 January 10, 2021 March 28, 2021
4 10 April 9, 2022 June 11, 2022

Season 1

No. Title  Original air date
1 “Beginning”
Transliteration: “Hajimari” (Japaneseはじまり)
April 4, 2019
2 “Tokyoites”
Transliteration: “Tokyomon” (Japaneseトーキョーもん)
April 11, 2019
3 “I’ll Nyaa-ver Allow It”
Transliteration: “Mitome-nyaa” (Japanese認めにゃあ)
April 18, 2019
4 “No Good Pictures”
Transliteration: “Torete-nyaa” (Japanese撮れてにゃあ)
April 25, 2019
5 “Not Gonna Teach You”
Transliteration: “Oshie-nyaa” (Japanese教えにゃあ)
May 2, 2019
6 “Let’s Go to Sugakiya”
Transliteration: “Sugakiya iko-myaa” (Japaneseスガキヤいこみゃあ)
May 9, 2019
7 “Not Like That”
Transliteration: “So-chi ja-nyaa” (Japaneseそっちじゃにゃあ)
May 16, 2019
8 “This Ain’t Akiba”
Transliteration: “Akiba ja-nyaa” (Japaneseアキバじゃにゃあ)
May 23, 2019
9 “Nothin’ To Do With It”
Transliteration: “Kankei-nyaa” (Japanese関係にゃあ)
May 30, 2019
10 “Just Gotta Put Some On”
Transliteration: “Kakeru shika-nyaa” (Japaneseかけるしかにゃあ)
June 6, 2019
11 “It Ain’t Cool Here”
Transliteration: “Suzushiku-nyaa” (Japanese涼しくにゃあ)
June 13, 2019
12 “See Y’all Again”
Transliteration: “Mata ao-myaa” (Japaneseまた会おみゃあ)
June 20, 2019

Season 2

No. Title  Original air date
1 “We Meet Again”
Transliteration: “Mata ae tadeyo” (Japaneseまた会えたでよ)
January 5, 2020
2 “I Ain’t Scary”
Transliteration: “Kowaku-nyaa” (Japanese怖くにゃあ)
January 12, 2020
3 “It Ain’t Dull”
Transliteration: “Shoboku-nyaa” (Japaneseしょぼくにゃあ)
January 19, 2020
4 “I Didn’t Leave Nothin’ Out”
Transliteration: “Habu ite-nyaa” (Japaneseハブいてにゃあ)
January 26, 2020
5 “It Ain’t a Main Dash”
Transliteration: “Shushoku ja-nyaa” (Japanese主食じゃにゃあ)
February 2, 2020
6 “I Ain’t Backin’ Down”
Transliteration: “Yuzure-nyaa” (Japanese譲れにゃあ)
February 9, 2020
7 “I Ain’t Skippin’ It”
Transliteration: “Tobasa-nyaa” (Japanese飛ばさにゃあ)
February 16, 2020
8 “It Ain’t a Building”
Transliteration: “Biru ja-nyaa” (Japaneseビルじゃにゃあ)
February 23, 2020
9 “It Ain’t Weird”
Transliteration: “Hen ja-nyaa” (Japanese変じゃにゃあ)
March 1, 2020
10 “It Ain’t Weak”
Transliteration: “Usuku-nyaa” (Japaneseうすくにゃあ)
March 8, 2020
11 “I Ain’t Yer Servant”
Transliteration: “Kerai ja-nyaa” (Japaneseけらいじゃにゃあ)
March 15, 2020
12 “It Ain’t Number Three”
Transliteration: “Dai 3 ja-nyaa” (Japanese第3じゃにゃあ)
March 22, 2020

Season 3

No. Title  Directed by  Original air date 
1 “We Meet Yet Again”
Transliteration: “Matamata Aetadeyo” (Japaneseまたまた会えたでよ)
Ryōsuke Higashi January 10, 2021
2 “It Ain’t Dumb”
Transliteration: “Baka ja-nyaa” (Japaneseバカじゃにゃあ)
Ryōsuke Higashi January 17, 2021
3 “This Ain’t Trainin'”
Transliteration: “Kitae-nyaa” (Japanese鍛えにゃあ)
Wang Yuechun January 24, 2021
4 “I Ain’t Alone”
Transliteration: “Hitori ja-nyaa” (Japanese一人じゃにゃあ)
Wang Yuechun January 31, 2021
5 “I Ain’t a Nagoyer”
Transliteration: “Nagoyā ja-nyaa” (Japaneseナゴヤーじゃにゃあ)
Tarō Kubo February 7, 2021
6 “You Ain’t My Kind”
Transliteration: “Nakama ja-nyaa” (Japanese仲間じゃにゃあ)
Tarō Kubo February 14, 2021
7 “It Ain’t Enough”
Transliteration: “Monotari-nyaa” (Japanese物足りにゃあ)
Daiki Takemoto February 21, 2021
8 “We Ain’t a Couple”
Transliteration: “Kappuru ja-nyaa” (Japaneseカップルじゃにゃあ)
Wang Yuechun February 28, 2021
9 “It Just Ain’t Gonna Happen”
Transliteration: “Muri wa Shi-nyaa” (Japaneseムリはしにゃあ)
Wang Yuechun March 7, 2021
10 “I Can’t Make It”
Transliteration: “Tsukure-nyaa” (Japanese作れにゃあ)
Takeya Teppei March 14, 2021
11 “I Ain’t Gonna Last”
Transliteration: “Karada ga Tamota-nyaa” (Japanese体が保たにゃあ)
Ryōsuke Higashi March 21, 2021
12 “Let’s All Get Along”
Transliteration: “Nakayoku Shiyo-myaa” (Japaneseなかよくしよみゃあ)
Ryōsuke Higashi March 28, 2021

Season 4

No. Title  Directed by  Original air date 
1 “It’s Smack in the Middle”
Transliteration: “Doman Naka da de” (Japaneseどまんなかだで)
Wang Yuechun April 9, 2022
2 “Welcome, Student Council President”
Transliteration: “Irya Ase, Seito Kaichō” (Japaneseいりゃあせ、生徒会長)
Wang Yuechun April 16, 2022
3 “Ya Can’t Say That”
Transliteration: “Sono Kotoba wa Mākan” (Japaneseその言葉はまーかん)
Wang Yuechun April 23, 2022
4 “A Battle I Can’t Go Losin'”
Transliteration: “Zettai ni Makerarenyā Tatakai” (Japanese絶対に負けられにゃあ戦い)
Shin Chō April 30, 2022
5 “More Chicken Wings”
Transliteration: “Matto Tebasaki” (Japaneseまっと手羽先)
Wang Yuechun May 7, 2022
6 “A Woman’s Heart Is Complicated”
Transliteration: “Onnagokoro wa Fukuzatsu da de” (Japanese女心は複雑だで)
Wang Yuechun May 14, 2022
7 “They Ain’t Just Round”
Transliteration: “Maru dake ja Aresen” (Japanese丸だけじゃあれせん)
Yama Mamimu May 21, 2022
8 “Gotta Be Bread Before an Athletic Meet”
Transliteration: “Undōkai wa Pan ni Shite Chō” (Japanese運動会はパンにしてちょう)
Wang Yuechun May 28, 2022
9 “Welcome, Honored Guest”
Transliteration: “Gozatta, Raihinsha” (Japaneseござった、来賓者)
Daichi Nakajima June 4, 2022
10 “So Many Norms”
Transliteration: “Yōsan no Atarimae” (Japaneseよーさんの当たり前)
Wang Yuechun June 11, 2022

Notes

  1. Jump up to:ab All English titles are taken from Crunchyroll.
  2. Jump up to:ab Information is taken from the ending credits of each episode.
  3. ^ This episode aired on BS11 and was released on Hikari TV Channel at 9:55 p.m. JST, a minute after the original air time as TV Aichi postponed it at 10:09 p.m. JST.
Yatogame-chan Kansatsu Nikki

The cover of the first volume.
八十亀ちゃんかんさつにっき
Manga
Written by Masaki Andō
Published by Ichijinsha
Magazine Monthly Comic Rex
Demographic Shōnen
Original run May 28, 2016 – September 27, 2022
Volumes 13 (List of volumes)
Anime television series
Directed by Hisayoshi Hirasawa
Written by WORDS in STEREO
Studio
  • Saetta (seasons 1–3)
  • Hayabusa Film (season 4)
Licensed by Crunchyroll
Original network TVATokyo MXAT-X
Original run April 4, 2019 – June 11, 2022
Episodes 46 (List of episodes)

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