Yes, this list is full of Kotetsuko Yamamoto.
Note: arranged in the order of release. Most of the titles are NSFW.
Work in progress!
Not found on MAL: Arai-kun to Haruma-senpai(2022).
Manga, 1 vol, 2004
Me:-
Author:-
Manga, 1 vol, 2007
Me:-
Author:-
Sequel to Harete Bokutachi wa.
Manga, ? vol, 2006
Me:-
Author:-
Manga, ? vol, 2008
Me:-
Author:-
Manga, 2 vol, 2009
Me:-
Author:-
Manga, 2 vol, 2009
Me:-
Author:-
Manga, 1 vol, 2009
Me:-
Author:-
Manga, 1 vol, 2010
Me:-
Author:-
Manga, 1 vol, 2011
Me:-
Author:-
Manga, 3 vol, 2011
Me:-
Author:-
Manga, 1 vol, 2011
Me:-
Author:-
Manga, 1 vol, 2015
Me:-
Author:-
Sequel to Boku no Kawaii Yopparai.
Manga, 1 vol, 2012
Me:-
Author:-
Manga, 1 vol, 2012
Me:-
Author:-
Manga, 1 vol, 2015
Me:-
Author:-
Manga, ? vol, 2017
Me:-
Author:-
Manga, 2 vol, 2017
Me:-
Author:9
Manga, 3 vol, 2017
Me:-
Author:-
Manga, 1 vol, 2019
Me:-
Author:9
Manga, ? vol, 2020
Me:-
Author:-
Manga, 1 vol, 2021
Me:-
Author:9
