Sprinter Ryota Yamagata Recommends! Volume 4 of the Popular Essay Manga 'The Ecology of Boys' Schools,' Depicting 6 Years in an All-Boys School, Released on April 27, 2026!
KADOKAWA has released the 4th volume of 'The Ecology of Boys' Schools' by Conte-kun. This volume, depicting the daily life of students, features a recommendation by Olympian Ryota Yamagata and over 40 pages of new content.
📋 Article Processing Timeline
- 📰 Published: April 27, 2026 at 20:00
- 🔍 Collected: April 27, 2026 at 11:31
- 🤖 AI Analyzed: April 28, 2026 at 02:24 (14h 52m after Collected)
KADOKAWA Corporation (Headquarters: Chiyoda-ku, Tokyo; Director, Representative Executive Officer, President & CEO: Takeshi Natsuno) released the 4th volume of the casual daily life essay manga 'The Ecology of Boys' Schools' (Author: Conte-kun) on Monday, April 27, 2026.
A storm of empathy from readers saying, 'I wish I had gone to this school!'
The long-awaited 4th volume of the popular essay manga that casually depicts six years spent in a boys' school is finally here!
The daily lives of Conte-kun and his unique friends are as silly and lovable as ever.
Volume 4 includes not only episodes with the usual members but also stories about school visits, summer vacation, athletic festivals at girls' schools, and stories about teachers.
Those ordinary times were the greatest treasures—.
Packed with records of laughter and friendship spent in a boys' school.
Recommendation comment from track and field athlete Ryota Yamagata:
'Reading this reminded me once again that the trivial daily life at a boys' school, like club activities and studying for tests with friends, was a treasure.'
Over 40 pages of newly drawn content are also included!
Purchase Benefits:
[Kado-Store] Newly drawn illustration card
https://store.kadokawa.co.jp/shop/g/g322601000865/
[Support Stores] Newly drawn illustration card
List of eligible stores for benefit distribution:
Hokkaido: Okasho Oto fuke Kino, Hokubun-kan MEGA Don Quijote Hakodate, Hakodate Tsutaya Books
Aomori: TSUTAYA Hirosaki
Akita: Kagaya Shoten Ibarajima, Booksmore Yuzawa
Iwate: M's Expo Morioka
Yamagata: Matsuda Shoten, Komatsu Shoten, Miyawaki Shoten York Town Narisawa
Miyagi: Kinokuniya Sendai, TSUTAYA Sendai, Yamato-ya Sendai Mitsukoshi, Kikuya Sendai, Tsutaya Books
Fukushima: Kashima Book Center, Yamani Shobo, Junkudo Koriyama, Iwase Shoten
Tokyo: Kinokuniya (Tama Center, Kichijoji, Kokubunji, Machida), Junkudo Ikebukuro, Yurindo (Oimachi, Kameido, Kamata), Kumazawa Shoten (Akishima, Sakuragaoka, Chofu, Kita-Senju), Maruzen (Nihonbashi, Ochanomizu), Book First (Shinjuku, Nakano), Shosen, Horindo Takadanobaba, Orion Shobo, Sumiyoshi Shobo, Bunkyodo Musashisakai, Masuda Shoten, TSUTAYA BOOKSTORE Shibuya Sakura Stage
Kanagawa: Kinokuniya (Yokohama, Musashi-Kosugi, Higashi-Totsuka), Yurindo (Yokohama West, Shonan), Kumazawa Shoten, Bunkyodo Mizonokuchi, Sanseido Ebina, Junkudo Fujisawa, Yaesu Book Center Kamioooka, BOOK PORT, Maruzen Hiyoshi
Saitama: Kinokuniya Kawaguchi, TSUTAYA Kagohara, BookDepot Shoraku, Takasago Books, Miyawaki Shoten, yc vox, Libro Kasukabe
Chiba: Miraiya Shoten, Maruzen Chiharadai, Hakubundo Kimitsu, Bunkyodo Oguradai, Tokiwa Shobo Funabashi, WonderGOO Yachimata
Ibaraki: WonderGOO Hitachino-ushiku, Kawamata Shoten, Maruzen Hitachi, TSUTAYA Tsukuba
Tochigi: Kumazawa Shoten Utsunomiya, Ochiai Shoten Takaraigi, TSUTAYA BOOKSTORE Oyama
Gunma: Tsutaya Books Maebashi, Maruzen Isesaki, Bookman's Academy Takasaki, Kankodo, Miraiya Shoten Takasaki
Niigata: Kinokuniya Niigata, Chiyudo Sanjo, Komeri Shobo, Tsutaya Books
Toyama: Bunendo Toyama, TSUTAYA BOOKSTORE Kosugi
Yamanashi: Ryuseido Shoten
Nagano: Tsutaya Books, Maruzen Matsumoto
Gifu: Maruzen Gifu
Shizuoka: Tajimaya, Book Amano, Marusan Shoten, Tenryu Tajimaya, Toda Shoten, MARUZEN & Junkudo Shin-Shizuoka
Aichi: Maruzen (Nagoya, Hills Walk, Kanayama), Junkudo Nagoya Sakae, Sanseido Nagoya, Kinokuniya
A storm of empathy from readers saying, 'I wish I had gone to this school!'
The long-awaited 4th volume of the popular essay manga that casually depicts six years spent in a boys' school is finally here!
The daily lives of Conte-kun and his unique friends are as silly and lovable as ever.
Volume 4 includes not only episodes with the usual members but also stories about school visits, summer vacation, athletic festivals at girls' schools, and stories about teachers.
Those ordinary times were the greatest treasures—.
Packed with records of laughter and friendship spent in a boys' school.
Recommendation comment from track and field athlete Ryota Yamagata:
'Reading this reminded me once again that the trivial daily life at a boys' school, like club activities and studying for tests with friends, was a treasure.'
Over 40 pages of newly drawn content are also included!
Purchase Benefits:
[Kado-Store] Newly drawn illustration card
https://store.kadokawa.co.jp/shop/g/g322601000865/
[Support Stores] Newly drawn illustration card
List of eligible stores for benefit distribution:
Hokkaido: Okasho Oto fuke Kino, Hokubun-kan MEGA Don Quijote Hakodate, Hakodate Tsutaya Books
Aomori: TSUTAYA Hirosaki
Akita: Kagaya Shoten Ibarajima, Booksmore Yuzawa
Iwate: M's Expo Morioka
Yamagata: Matsuda Shoten, Komatsu Shoten, Miyawaki Shoten York Town Narisawa
Miyagi: Kinokuniya Sendai, TSUTAYA Sendai, Yamato-ya Sendai Mitsukoshi, Kikuya Sendai, Tsutaya Books
Fukushima: Kashima Book Center, Yamani Shobo, Junkudo Koriyama, Iwase Shoten
Tokyo: Kinokuniya (Tama Center, Kichijoji, Kokubunji, Machida), Junkudo Ikebukuro, Yurindo (Oimachi, Kameido, Kamata), Kumazawa Shoten (Akishima, Sakuragaoka, Chofu, Kita-Senju), Maruzen (Nihonbashi, Ochanomizu), Book First (Shinjuku, Nakano), Shosen, Horindo Takadanobaba, Orion Shobo, Sumiyoshi Shobo, Bunkyodo Musashisakai, Masuda Shoten, TSUTAYA BOOKSTORE Shibuya Sakura Stage
Kanagawa: Kinokuniya (Yokohama, Musashi-Kosugi, Higashi-Totsuka), Yurindo (Yokohama West, Shonan), Kumazawa Shoten, Bunkyodo Mizonokuchi, Sanseido Ebina, Junkudo Fujisawa, Yaesu Book Center Kamioooka, BOOK PORT, Maruzen Hiyoshi
Saitama: Kinokuniya Kawaguchi, TSUTAYA Kagohara, BookDepot Shoraku, Takasago Books, Miyawaki Shoten, yc vox, Libro Kasukabe
Chiba: Miraiya Shoten, Maruzen Chiharadai, Hakubundo Kimitsu, Bunkyodo Oguradai, Tokiwa Shobo Funabashi, WonderGOO Yachimata
Ibaraki: WonderGOO Hitachino-ushiku, Kawamata Shoten, Maruzen Hitachi, TSUTAYA Tsukuba
Tochigi: Kumazawa Shoten Utsunomiya, Ochiai Shoten Takaraigi, TSUTAYA BOOKSTORE Oyama
Gunma: Tsutaya Books Maebashi, Maruzen Isesaki, Bookman's Academy Takasaki, Kankodo, Miraiya Shoten Takasaki
Niigata: Kinokuniya Niigata, Chiyudo Sanjo, Komeri Shobo, Tsutaya Books
Toyama: Bunendo Toyama, TSUTAYA BOOKSTORE Kosugi
Yamanashi: Ryuseido Shoten
Nagano: Tsutaya Books, Maruzen Matsumoto
Gifu: Maruzen Gifu
Shizuoka: Tajimaya, Book Amano, Marusan Shoten, Tenryu Tajimaya, Toda Shoten, MARUZEN & Junkudo Shin-Shizuoka
Aichi: Maruzen (Nagoya, Hills Walk, Kanayama), Junkudo Nagoya Sakae, Sanseido Nagoya, Kinokuniya