Rules

ルールズ
多重恋爱
多重戀愛
戀愛條約

Prequel

manga
2009
Publishers:
The complete edition of Lovers, Souls, published in 2007 by Oozora Shuppan, which includes Vanity and Sleeping Beauty Contents: 1) Lovers and Souls Tooru Shinomiya is a young college student who models for photography students. After sleeping with one of his clients for money, he becomes a gay prostitute because he doesn't care enough about his body. However, he's starting to fall for his sempai, the man with whom he first slept. Can this student, Satoshi Matsouka, save him? This tragic story also involves Hikaru Taira. Also, Tooru and Atori meet. Prequel to Rules 01. 2) Vanity After the events of Lovers and Souls, Tooru is still deeply heartbroken. Trying to find solace in Hikaru, Tooru challenges the terms of their friendship. But can he handle the consequences? Originally a doujinshi, part of Rules series. 3) Sleeping Beauty - Matsuoka sees Tooru for the first time. 4) Eternal Moon - In their last year of high school, Akihiko Nozaki admits to his best friend Kai that he's gay. Kai is stunned but it doesn't change their friendship, but Kai's curiosity is aroused and he begins to see Noza (Nozaki) differently. 5) Tomorrow's Sky - Sequel to Eternal Moon, told more from Nozaki's point of view. Nozaki isn't sure whether to trust that his relationship with Kai will last, since he's even been dumped by gay men before. What's to keep a guy who wasn't even gay from breaking up with him?

Sequel

manga
2006
Follows directly after the events in Rules volume 3. This continues the tale of Hikaru, Yuki, & friends. A glimpse into Hikaru's life, past, and feelings. Actually contains 2 parts, the title story, and a second story, Winter Bells, that takes place immediately after the first. Complete information on the Rules series timeline can be found in the Synopsis for Rules.

Sequel

manga
2007
Following the events in Rules v3, a look at how Atori, Tooru, Hikaru, and Yuki are doing now that Atori and Yuki are college students . (Source: Liquid Passion) Complete information on the Rules series Timeline can be found in the Rules Synopsis.

Sequel

manga
2007
An interesting look at Hikaru and Yuki after the events in Rules volume 3. This booklet was a special mail away item from Chara for purchasing Rules v1-3 as they were published.(Source: Liquid Passion) Complete Rules Series Timeline available in the Rules Synopsis.

Sequel

manga
2013
Publishers:
The story picks up from where the previous doujin Overload left off. Hikaru and Yuki have been in a relationship for 5 years. Now at 24, Yuki has progressed to become a high school teacher. He thought Hikaru and he were doing well in their relationship but...

Side Story

manga
2003
Rules original doujin. Involvs Hitomi, Ryu, Hikaru.

Side Story

manga
2004
This collection of short stories links the stories and characters in Please, Hydra, Lovers and Souls and Rules. In (1,2) Kiss and Kiss After, Ryuu has arrived in Tokyo and is about to become a third year high school student, however it's time to change schools again. Before he leaves, his friend Sekai confesses to him. Follows Chapter 5 of Please (A Bird at Sea, a Door in the Sky). (3) Skies (Hydra chapter 0.5): Our first glimpse of Hikaru (from Rules) in high school, after Ryuu's arrived in Tokyo, and has transferred to his and Hitomi's school. The connection between Hikaru Taira and Yuuji Itou. Continues in Hydra. (4) Heavenly (comes between Hydra Ch. 6 and 7) More with Hikaru, Ryuu, and Hitomi. Hikaru reflects on his current situation with Hitomi while remembering their first meeting. (Liquid Passion) (5) Real Thing: Hikaru centered, it links Hydra with Lovers and Souls. (6) Fragile: Tooru centered, it links Lovers and Souls with Rules. Also involves Shige and Ryoichi (from Please). (See Rules Synopsis for more information on Rules series timeline. See also Hydra.)

Side Story

manga
2008
Yuki sees Hikaru with a woman, and is upset thinking that Hikaru might have cheated on him, especially now that they've been together for two years. To make things worse, the woman in question seems to be stalking Hikaru. Meanwhile, Atori and Tohru are concerned about their friends, but at the same time wonder how involved they should get.

Other

manga
1997
When Ryuu transfers to Hitomi's school, he leaves an immediate impression on him. Curious about rumours of a full-scale tattoo on Ryuu's back, Hitomi starts getting closer to him. Before long, the friendship and fascination Hitomi feels for Ryuu start developing into more, but before he has a chance to come to terms with his feelings, Hikaru appears on the scene.... and he has his eyes set on Hitomi.

Other

manga
2004
Publishers:
and 1 more
Sakura picks Ryouichi up at a brothel and their one night transaction soon turns into more of a rent-boy relationship. Can these two damaged people figure out that their true feelings run much deeper than any monetary based transaction? In Chapter 5, (A Bird at Sea, A Door in the Sky) Ryuu is a sad but tough kid from Osaka who is trying to overcome his past. When an American, Stefan, takes an interest in him, will it lead to more than just friendship? Ryuu's story is continued in the Kiss DJ. (This is part of the Rules series. A complete Rules series timeline can be found in the Synopsis for Rules.)