Eroge! H mo Game mo Kaihatsu Zanmai - Very good hentai, lots of humor and very very nice art and story.
Kanojo x Kanojo x Kanojo: Sanshimai to no DokiDoki Kyoudou Seikatsu - Another awesome hentai with a Harem genre.
Sono Hanabira ni Kuchizuke wo: Anata to Koibito Tsunagi - Very nice pure Yuri...