Ero Doujin Sakka no Boku no Kanojo wa Uwaki nante Shinai. 2 - She will never let me down.
Yakusoku no Nebaneba Land
[Tokimachi Eisei] 2 Jigen wa Zettai ni Uragira nai! (2-D Never Betrays You!) [English] [SaHa]
I promise, I will become a knight to protect you
[Yukibana] Himitsu Date (Senran Kagura)
Secret Promise + Secret Promise Kyouhaku