ALT NAME:Classmates, Vol. 1: dou kyu sei // Classmates: dou kyu sei //Compañeros //Dōkyūsei //En la misma clase // Koledzy z klasy // Однокласник // เพอนรวมหอง // 同級生 (中村明日美子) // 동급생 시리즈 6.5 CHPS // 1 Volume (Complete)
ALT NAME:Absolwenci (Polish) // Bạn cùng lớp // Classmates, Vol. 2: sotsu gyo sei - winter // Classmates, Vol. 3: sotsu gyo sei - spring // Classmates: sotsu gyo sei // Compagni di classe seconda stagione // Formandos - Inverno // Formandos - Primavera // Graduate: Spring // Graduate: Winter 11 CHPS // 2 Volumes (Complete)
3)Sora to Hara (Side Story) 2009 https://www.mangago.me/read-manga/sora_to_hara/ A spin-off focusing on their teacher, Manabu Hara. While it is a side story, it is typically read after Sotsugyousei as characters from the main series appear.
ALT NAME:Classmates, Vol. 4: Sora & Hara // Classmates, Vol. 4: Sora and Hara // Classmates: Sora & Hara // Classmates: Sora and Hara // Sora & Hara ผนฟา ทงหญา และสองเรา (Thai) // Sora and Hara // Sora i Hara (Polish) // Sorano y Hara (Spanish) 7.5 CHPS // 1 Volume (Complete)
Notes: Just sharing information found on MangaUpdates.I am also waiting for the uploader to updatethe upcoming volumes and chapters. Apologies in advance if any details are incorrect!
RELATED SERIES TIMELINE
1)Doukyuusei (NAKAMURA Asumiko) (Prequel) 2006
https://www.mangago.me/read-manga/doukyuusei_nakamura_asumiko/
ALT NAME:Classmates, Vol. 1: dou kyu sei // Classmates: dou kyu sei //Compañeros //Dōkyūsei //En la misma clase // Koledzy z klasy // Однокласник // เพอนรวมหอง // 同級生 (中村明日美子) // 동급생 시리즈
6.5 CHPS // 1 Volume (Complete)
2)Sotsugyousei (Sequel) 2008
https://www.mangago.me/read-manga/sotsugyousei/
Published in two volumes: Winter and Spring
ALT NAME:Absolwenci (Polish) // Bạn cùng lớp // Classmates, Vol. 2: sotsu gyo sei - winter // Classmates, Vol. 3: sotsu gyo sei - spring // Classmates: sotsu gyo sei // Compagni di classe seconda stagione // Formandos - Inverno // Formandos - Primavera // Graduate: Spring // Graduate: Winter
11 CHPS // 2 Volumes (Complete)
3)Sora to Hara (Side Story) 2009
https://www.mangago.me/read-manga/sora_to_hara/
A spin-off focusing on their teacher, Manabu Hara. While it is a side story, it is typically read after Sotsugyousei as characters from the main series appear.
ALT NAME:Classmates, Vol. 4: Sora & Hara // Classmates, Vol. 4: Sora and Hara // Classmates: Sora & Hara // Classmates: Sora and Hara // Sora & Hara ผนฟา ทงหญา และสองเรา (Thai) // Sora and Hara // Sora i Hara (Polish) // Sorano y Hara (Spanish)
7.5 CHPS // 1 Volume (Complete)
4)O.B. (Sequel) 2012
https://www.mangago.me/read-manga/occupation_to_beloved/
Occupation to Beloved – A two-volume sequel that follows various characters after graduation.
ALT NAME:Occupation to Beloved // Antiguos alumnos (Spanish) // Classmates, Vol. 5: O.B. // Classmates: O.B. // Jovens Adultos (Brazilian Portuguese)
2 Volumes (Complete) Anthology/Collection of Stories /Collection of Inter-Linked Stories
5)Doukyuusei & Sotsugyousei Fanbook (Side Story) 2011
https://www.mangago.me/read-manga/doukyuusei_sotsugyousei_fanbook
1 Volume (Complete) Artbook
6)Graduation Certificate (Artbook) 2014
https://www.mangago.me/read-manga/graduation_certificate_artbook/
Often referred to as the Sotsugyou Shousho, this is a luxury artbook collection featuring illustrations from the series.
ALT NAME:Sotsugyou Shousho //卒業証書
Oneshot (Complete)
7)blanc (Sequel) 2020
https://www.mangago.me/read-manga/blanc/
A direct continuation focusing on Sajou and Kusakabe's adult lives and their eventual marriage.
ALT NAME:Classmates, Vol. 6: blanc // Classmates: blanc
12.3 CHPS // 2 Volumes (Complete)
8)home (NAKAMURA Asumiko) (Sequel) 2022
https://www.mangago.me/read-manga/futari_gurashi/
also known as Futarigurashi – The most recent sequel following their life living together.
ALT NAME:Classmates, Vol. 7: home // Classmates: home // home (中村明日美子) // ホーム (中村明日美子)
5.6 CHPS // 1 Volume (Complete)
9)Sajou Rihito no Chichi to Sono Buka (Side Story)
https://www.mangago.me/read-manga/sajou_rihito_no_chichi_to_sono_buka/
A spin-off manga focusing on Sajou's father and his subordinates.
ALT NAME:佐条利人の父とその部下
2 Volumes (Complete)
Notes: Just sharing information found on MangaUpdates.I am also waiting for the uploader to updatethe upcoming volumes and chapters.
Apologies in advance if any details are incorrect!