The Omakase Experience
We serve an Omakase experience, which means “to leave it up to the chef”. We invite you to consider our omakase experience as a performance, our bar as the stage and you as our audience to watch as the chefs prepare your courses. As our guest you are encourage to trust our chefs to select and serve the finest ingredients available.

Welcome to our humble establishment at Nordenskiöldsgatan 24.

Wagyu Event

An 11 course set menu centered around the exclusive Japanese beef: Wagyu.

Bluefin Tuna Event

One evening with one ingredient in focus. The most expensive fish in the world – The Bluefin Tuna. Learn about the different cuts, flavours and textures of the Bluefin Tuna with a 13 course menu.

Kuruya - Donburi Bar

Visit our brother restaurant Kuruya – Donburi bar, at Aschebergsgatan 26
Donburi – Japanese rice bowl food.
Take away available.

White Guide

“Utan Alven Chu vore kroggöteborg en fattigare plats”
Reviewed by White Guide

Article in

“Alven Chu vill sprida japansk matkultur på Koizen”

Read the recent article about Alven in the local newspaper.


Nordenskiöldsgatan 24


We offer twelve seats at the bar and six in a sofa next to the short side of the bar. 

We open reservations for the following two month on the first day of the current month. For example the entire month of March is open for reservation from the first of January. April is open from the first day of February. May from the first day of March and so on.

Reservations must be secured with a credit card to be valid. Any cancellations or reductions in party size made within 48 hours of the reserved time will be charged with 895 SEK per guest.


Please let us know if you have any dietary restrictions, allergies or special considerations. 
We are not able to serve vegetarians at the moment

If you are unable to book a sitting you are welcome to reserver your seats via e-mail or telephone. 

We are reachable by phone everyday from 10:00 – 13:00.
031-318 68 10

Otherwise please mail us at

Gift Card

Give away an experience with our Gift card.
Place an order and we’ll send it to you the very next day.

For more urgent Gifts you may stop by our restaurant at Nordenskiöldsgatan 24:
Tuesday – Friday
13:00 to 16:00


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Work at Koizen

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Sitting hours

Sitting hours

Tuesday till Friday
17:30 – Late

13:00 – Late