Harada

The sequel of “Henai” (#1 on this list)

Continuation of Henai Maotoko-hen (#2)

Messiah Series - Part 1
(The other parts are in Poji- #10 on this list)

The prequel to “Kyoushitsu no Yugami” (#7 on this list).

This is a compilation book which includes:
1. Yajirushi (Arrow)
2. Hikizuru Oto
3. Yugami Hajime (#8 on this list)
4. Chikan sareteru Kare wo Guuzen wo Hakken shite, teki na Tenkai de
5. Rei no Otoko
6. Henai: Maotokohen (#2 on this list)

This is another compilation book.
1.1. Messiah no Kyoujitsu (Messiah Series - Part 2)
1.2. Messiah no Sentaku (Messiah Series - Part 3)
3. Henai: Fumou-hen (#3 on this list)
4. Uchuu no Mozuku