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Iyoshi Cola: Tokyo Craft Cola Syrup

Iyoshi Cola is a Tokyo craft cola built on kola nut. Buy syrup online or at its shops.

Updated Oct 26, 2026. Edited by: Ilyass Ben Hakim.

Where to buy

The brand runs an online store linked from its site. It has shops in Shinjuku, Shibuya, Asakusa and Nakano. A partner store operates in Taipei.

Outside Japan, the brand sells through wholesale distributors, including in the UK. Ask Japanese food importers near you.

Professional insight

Craft soda buyers treat cola syrup like a fresh cordial. Check the date and keep it cold.

Concentrated syrup ships better than ready to drink bottles.
Confirm the online store ships to your country first.
The Japan Edition uses yuzu, unlike the standard flavor.
Shop hours are short and some close midweek.

Check the label

Product name, such as The Dreamy Flavor or The Japan Edition.
Syrup or ready to drink, and the dilution ratio.
Best before date.
Storage line, such as refrigerate after opening.
Ingredient list, including spices and caffeine from kola.
Importer sticker with an English ingredient list abroad.

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Iyoshi Cola at a glance

Origin: Tokyo, Japan
Founded: About 2018; Sources differ on the year
Base: Kola nut with over ten spices and citrus

The name comes from the founder's grandfather's herbal pharmacy. The flagship shop sits next to the Shimo Ochiai factory.

How to use it

1Shake the syrup bottle well.
2Pour the amount the label suggests into a glass.
3Top with cold soda water and stir gently.
4Add ice, and lemon if you like.

Common questions

Does Iyoshi Cola contain caffeine?: Kola nut naturally has caffeine. Check the label for details.
Can I buy it outside Japan?: Some distributors carry it abroad. Stock is limited, so contact the brand.
Which shop is open daily?: Hours vary by shop. Check the official site before visiting.