Aishikata mo Wakarazuni

From Mangaupdates:
Collection of short stories:

- Not Knowing How to Love - Everything was new to me: first love, first kiss, and first sex… I didn’t know how to love you…

- Childhood Friends

- Angel in the 21st Century

Other Title:Not Knowing How To Love
Creator:Aoki Kotomi
Status: Oneshots
Genre: Drama, Shoujo, Romance