Bar Lemon Hart (BARレモン・ハート, Bā Remon Hāto), sometimes referred to as "Bar Lemon Heart," is a Japanese manga series written and illustrated by Mitsutoshi Furuya and Family Kikaku and published by Futabasha from 1985 to 2021.

A Japanese television drama series based on the manga premiered in October 2015 on BS Fuji and had 6 episodes.

For example, a customer who is being transferred to a Chinese branch of his company may learn about different types of baijiu, or a customer who has divorced his or her partner may learn their partner's true feelings after receiving a specific bottle of alcohol.

Toshi-chan's initial arrogance reminded Megane-san as a younger version of himself, and they develop a mentor/mentee relationship.

He brings multiple girls on dates to Lemon Hart and appears to be a bit of a playboy.

Her bubbly personality and exuberance often annoy her uncle, but she still greatly respects him and calls him Matsu-ojisama (松おじさま).

[3] AK (ACE Communications) is the publisher of the Korean language version of the manga.

A television series based on Bar Lemon Hart was produced for Fuji TV.

A physical Bar Lemon Hart is located in Nerima city in Tokyo.