 If you liked
Clannad: Mou Hitotsu no Sekai, Tomoyo-hen
|
 ...then you might like
D.C.if: Da Capo if
|
First of all it tells how the main protagonist's life would be different if he wound up with a different girl. In Clannad Tomoya ends up with Nagisa but this tells how it would be like if he was with Tomoyo like how Da Capo If tells how it would be if Jun'ichi wound up with Kotori.