Harukanaru Toki no Naka de ~Ajisai Monogatari~

The 2-part OVA series released for Haruka is based on an original story set in the environment of the first game. The seiyuu cast reprise all of their roles from the game and the animator for the OVA is Ohnuki Kenichi, who draws a lot of cell artwork for Haruka published on the covers of their books and CDs (after the first game).

Theme songs 

Opening 「桜吹雪」 DASEIN
avex trax AVCD-30222 [2001-05-23]

Additional cast

Harukanaru Toki no Naka de 2 ~Shiroki Ryuu no Miko~

This is a 3-part OVA series using the setting of the Haruka 2 game. It is very vaguely based on the game story. Karin is summoned to Kyou, and she must find her protectors, the eight Hachiyou, and convince them to help her.

Theme songs 

Opening 「上昇気流」 DASEIN
avex-trax　AVCD-30389 [2002-12-04]

Ending 「修羅（HYPER BEAT MIX）」 DASEIN
avex-trax　AVCD-17192 [2002-12-18]