Glow Vampire
Complete | watanabe asia | 2006 released
Yume Musubi, Koi Musubi
Complete | sakuragi yaya | 2008 released
2015-08-02 05:37 marked
Protagonist best friend (Shunpai) has a side story: Koicha No Osahou (tea For Two), and that is a prequel to Hotel Traffic.
Waga Itoshi no Shitsujidono
Complete | maeda momiji | 2000 released
2016-04-29 02:38 marked
Multiple stories
Akuma no Himitsu