We'll Get Married Someday, but for Now
Sonouchi Kekkon made Ikukedo Ima wa mada / I'll Get Married Soon / We'll Get Married Someday / but for Now / そのうち結婚までいくけど今はまだ

Ritsuho and Kyoichi have been close companions for a long time and are now dating, but their relationship has yet to become more intimate. Ritsuho tries to take things to the next level, while Kyoichi does not seem very interested. Though they may eventually get married, for now the two are still figuring out what comes next in their relationship.