What kind of title is this?: Manga.
How many volumes are there?: 13 volumes are listed.
How many chapters are there?: 294 chapters are listed.
Where can I read it?: Reading links are listed for Pixiv Comic, Pixiv, Seven Seas Entertainment. Check availability in your region.

Synopsis

About My Senpai is Annoying

Igarashi is a hardworking young office lady. Takeda, the senpai above her at work, annoys her constantly–and yet she finds herself growing closer to him. Every day is filled with comic mishaps and romantic moments as Igarashi tries to balance work, life, and love. (Source: Seven Seas Entertainment) Notes: - Comic POOL chapters are included in this entry, as they are included in the print release alongside the original serialization. - Originally published on Twitter and collated by Ichijinsha for print release. - Later serialized in Ichijinsha's Comic POOL. - Contains 56 Bonus Chapters

Comedy Romance Slice of Life