A Serious Kouhai's and a Not So Serious Senpai's Dating Negotiations - Releases on MangaUpdates https://www.mangaupdates.com/series/609fsbd/a-serious-kouhai-s-and-a-not-so-serious-senpai-s-dating-negotiations This feed shows the latest releases for the series A Serious Kouhai's and a Not So Serious Senpai's Dating Negotiations as shown on MangaUpdates.com A Serious Kouhai's and a Not So Serious Senpai's Dating Negotiations c.Oneshot SleepySlimeTL