According to Baka-Updates
4 Volumes (Complete)
54 Chapters + 12 Extras (Complete)
P. S Some extras might be missing?
According to Baka-Updates
6 Volumes (Complete)
According to Baka-Updates
9 Volumes (Complete)
P. S. Alternative site to read
https://bato.to/series/104357/honnou-switch-official
According to Baka-Updates
6 Volumes (Complete)
According to Baka-Updates
3 Volumes (Complete)
According to Baka-Updates:
5 Volumes — 26 Chapters (Complete)
According to Baka-Updates:
2 Volumes (Complete)
Tsun-Ama na Kareshi