•
Kumiko & Shingo Series (1990–1997, 15 volumes) •
Kōcha Ōji (1997–2004, 25 volumes) •
Kōcha Ōji no Himegimi (2006, 1 volume) •
Otona no Kodomotachi: Kumiko & Shingo Series Special (2002–2007, 1 volume) •
Manabiya Sannin Kichisa (2004–2006, 4 volumes) •
Skyblue Shore (
Sorairo Kaigan) (2006–2008, 6 volumes) - first two volumes were released in English by
Tokyopop •
Orange Chocolate (2009-2014, 13 volumes) •
Sakura no Hana no Kōcha Ōji (2013-, 11 Volumes (Ongoing)) ==References==