Kiss Shite Sugar-kun!
Complete | taino nikke | 2019 released
Who tagged this with Ecchi? Making out (that finally happen only after we get to extra chapter) doesn't count as Ecchi. Don't tell me it's bcs of the nudity in the first chapter? That makes this Ecchi? Seriously? Anyway, this is very cute and wholesome. They're still so innocent and pure no ecchi ecchi.
Ruriiro de Kimi wo Kazatte