In the Anywhere But Here series:

#V1. Yama e Iku
1. Yama e Iku (山へ行く; Going to the Mountains); Flowers 2006-04
2. Uchuusen Unten Menkyoshou (宇宙船運転免許証); Flowers 2006-05
3. Eki made Mugen (駅までムゲン); Flowers 2006-12
4. Message (メッセージ); Flowers 2006-08
5. Anata wa Dare desu ka (あなたは誰ですか); Flowers 2006-06
6. Yureru Sekai (ゆれる世界); Flowers 2006-07
7. Kuroi Hitsuji (くろいひつじ); Flowers 2007-01
8. Kifujin (貴婦人); Flowers 2007-03
9. Vibrato (ビブラート); Flowers 2006-11
10. Yanagi no Ki (柳の木; The Willow Tree); Flowers 2007-05

#V2. Sphinx
11. Oedipus: Message III (オイディプス　メッセージIII); Flowers 2007-09
12. Sphinx: Message IV (スフィンクス　メッセージIV); Flowers 2009-10
13. Umi no Ao (海の青); Flowers 2009-07
14. Aoi Door (青いドア); Flowers 2007-08
15-16. Sekai no Owari ni Tatta Hitori de (世界の終わりにたった1人で); Flowers 2007-10~11
17. Shimauma no Q&A (しまうまのＱ＆Ａ); Flowers 2007-06

#V3. Haru no Ogawa
18. Mizutama (水玉); Flowers 2010-02
19. Shampoo (シャンプー); Flowers 2010-10
20. Yuri mo Bara mo (百合もバラも); Flowers 2011-10
21. Hanayome: Message V (花嫁―メッセージV―); Flowers 2010-10
22. Umi to Shinju (海と真珠); Flowers 2010-11
23. Haru no Ogawa (春の小川); Flowers 2011-03

Collected separately
24. Nanohana (なのはな); Flowers 2011-08
25. Pluto Fujin (プルート夫人); Flowers 2011-04
26. Ame no Yoru: Uranus Hakushaku (雨の夜―ウラノス伯爵); Flowers 2012-02
27. Salome 20XX (サロメ20XX); Flowers 2012-03