8 Apr 2027 · Kōfu (甲府市), JP

Yamanashi Jewellery Fair (YJF) Kofu

山梨ジュエリーフェア2026

Yamanashi Jewelry Fair 2026 (YJF2026) is a professional B2B jewelry trade show held in Kōfu, Yamanashi. It features domestic and international jewelry-related companies exhibiting finished jewellery, gemstone processing and precious-metal products, with additional programs such as a Jewelry Wine Bar, factory and technical-center tours, and live artisan demonstrations. The event runs over three days and targets jewelry industry buyers and related trade invitees.

Last updated August 13, 2026

Dates: 8 Apr 2027
Venue: アイメッセ山梨展示ホール (Yamanashi Prefectural Industry-Exchange Center / i Messe Yamanashi)
Location: Kōfu (甲府市), JP
Frequency: Annual
Audience: Trade
Scale: International
Exhibitors: 76Estimate
Visitors: 5,101Fact

Jewellery & Watches

Event website

Compiled from public sources and periodically reviewed and updated. This information is provided for general guidance only and may be incomplete or out of date — please verify all details directly with the organizer or venue before relying on them.

About Yamanashi Jewellery Fair (YJF) Kofu

Yamanashi Jewellery Fair (YJF) Kofu is an international trade show for the Jewellery & Watches industry, held in Kōfu (甲府市), Japan. The 2027 edition runs 8 Apr 2027 at アイメッセ山梨展示ホール (Yamanashi Prefectural Industry-Exchange Center / i Messe Yamanashi). It brings together an estimated 76 exhibitors and 5,101 visitors (organizer-confirmed). Event Scout has indexed 76 exhibiting companies for the event so far.

Known editions

20268 Apr 2026

Venue

アイメッセ山梨展示ホール (Yamanashi Prefectural Industry-Exchange Center / i Messe Yamanashi)

Kōfu (甲府市), JP

Who exhibits at Yamanashi Jewellery Fair (YJF) Kofu

We've captured 76 exhibitors for Yamanashi Jewellery Fair (YJF) Kofu (roster as of 2026). They span 3 countries, 3% of them based outside Japan.

Where exhibitors are based

Exhibitors' head-office countries, most-represented first.

Japan97%·72
Philippines1%·1
United States1%·1

Based on 74 exhibitors with a known head-office country.

What exhibitors do

The industries the exhibitor base works in, by share of the roster.

Machinery Manufacturing76%·22
Textile Fashion14%·4
Software It10%·3
Services7%·2
E Commerce3%·1

Based on 29 exhibitors with an industry label — a company can carry several, so shares can total over 100%.

Exclusivity

21%Class Fof exhibitors exhibit nowhere else we track

Widely networked — most exhibitors are also found across other events.

Cross-referenced against 76 exhibitors in our event graph.

International reach

3%Class Gof exhibitors are based abroad

Local — an almost entirely domestic event.

Exhibitor calibre

Publicly listed0%·0

listed companies

Large enterprises0%·0

1,000+ employees

Of 1 exhibitors whose company size we know.

Yamanashi Jewellery Fair (YJF) Kofu 2027 exhibitor list

So far, 70+ exhibiting companies have been indexed for Yamanashi Jewellery Fair (YJF) Kofu. They span industries including software-it and e-commerce. The preview below shows a sample of the indexed roster; the full list is available through Event Scout.

Company

Industry

Location

WWixsite
software-it
Victoria, Tarlac, PH
SStores
e-commerce
渋谷区, JP
TThebase
software-it
BASE, JP
BBaseBASE, JP
MMondJP

Vithal Trading Co. Ltd
Alfamirage
KAZA Co., Ltd.
Amtmokan
Aurora
Bico Ghi
Crossfor
Dai8gem
Gemclair Kofu
Hirobata
Jewel Hayakwa Co Jp
KONDO JEWELRY CO.,LTD.
Kotobukishokai
Mochizukihoushoku
Nakagomi Pearl
Ozawa Pearl
Saiki Jewelry co.,Inc.
Suzuho
Suzuki Crystal
Suzukikougei

+ 51 more exhibitors

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Frequently asked questions

When is Yamanashi Jewellery Fair (YJF) Kofu 2027?

Yamanashi Jewellery Fair (YJF) Kofu 2027 runs 8 Apr 2027 at アイメッセ山梨展示ホール (Yamanashi Prefectural Industry-Exchange Center / i Messe Yamanashi).

Where is Yamanashi Jewellery Fair (YJF) Kofu held?

Yamanashi Jewellery Fair (YJF) Kofu is held at アイメッセ山梨展示ホール (Yamanashi Prefectural Industry-Exchange Center / i Messe Yamanashi) in Kōfu (甲府市), Japan.

How many exhibitors does Yamanashi Jewellery Fair (YJF) Kofu have?

Yamanashi Jewellery Fair (YJF) Kofu counts an estimated 76 exhibitors. Event Scout has indexed 76 exhibiting companies so far.

Who exhibits at Yamanashi Jewellery Fair (YJF) Kofu?

Indexed exhibitors include Wixsite, Stores, Thebase and Base. The event spans the Jewellery & Watches sector.

Is Yamanashi Jewellery Fair (YJF) Kofu worth attending?

Yamanashi Jewellery Fair (YJF) Kofu is an international trade show for the Jewellery & Watches industry, so it is most relevant to exhibitors and buyers in that industry. It brings together an estimated 76 exhibitors. Whether it is worth attending depends on your objectives, but its scale and sector focus are a useful guide.

How do I get the Yamanashi Jewellery Fair (YJF) Kofu exhibitor list?

Event Scout has indexed 76 companies exhibiting at Yamanashi Jewellery Fair (YJF) Kofu so far. A sample is shown in the exhibitor-list section on this page, and the full roster is available through Event Scout.

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