Otherworldly Izakaya "Nobu"

Isekai Izakaya "Nobu"
異世界居酒屋「のぶ」

Source

Isekai Izakaya "Nobu"
異世界居酒屋「のぶ」
novel

The novels center on a bar called "Nobu" — located in Kyoto, Japan, but with a door that is connected to the bar in another world. The visitors include denizens of the other world, and customers seek out its excellent "Toriaezu Nama" ale and cuisine. (Source: Anime News Network)

Side Story

Isekai Izakaya "Nobu": Eva to Makanai wo Yatsu
異世界居酒屋「のぶ」 エーファとまかないおやつ
manga

Spin-off

Otherwordly Izakaya "Gen"
Isekai Izakaya "Gen"· 異世界居酒屋「げん」
manga

"There's this pub (Izakaya) that was supposed to be in a certain place in Kanto region of Japan called “Gen”. After opening the door one day, it was found to be connected to the city of Parisia, the Kingdom of the Eastern Kingdom… Individual residents from a foreign world such as fallen monks, warriors, noble female knight, daughters of noisy famous aristocrats, etc. all visited the peculiar izakaya which they've never seen before, and gradually they'll become fans of the dishes… A foreign world gourmet fantasy has finally started!"

Alternative

Isekai Izakaya "Nobu"
Isekai Izakaya "Nobu": Shinobu to Taishou Koto Gohan· 異世界居酒屋「のぶ」 しのぶと大将の古都ごはん
manga

Imagine there is a bar with many weird kinds of food and drinks that might bring you to another world! The bar, so-called "Nobu" is located in a alley of the old city Aitheria. (Source: MU)