Hiromi Koshimizu GastronomieFor International Clients
Executive Receptions & Private Dining in Japan
Hiromi Koshimizu Gastronomie provides chef-led reception catering and private dining for executive receptions, diplomatic occasions, brand events, and private engagements in Japan.
Led personally by Hiromi Koshimizu, The Bespoke Chef, each occasion is approached with discretion, consistency, and attention to the atmosphere around the table.
Chef-Led Dining
A dining partner for important occasions.
Hiromi Koshimizu personally oversees the culinary direction, preparation, and on-site execution of each engagement.
This service is for occasions where the dining environment must remain composed, discreet, and appropriate to those present.
Occasions
For receptions, parties, and private gatherings where context matters.
Each engagement begins with context: the guests, the setting, and the role the dining experience must play.
- Executive receptions
- Corporate parties
- Diplomatic occasions
- Luxury brand events
- Private viewings and launches
- VIP dinners
- Anniversary receptions
- Private dining at selected venues
Services
Two forms of service.
Reception Buffet
For corporate receptions, brand events, anniversary gatherings, and private parties where guests move freely, converse, and are hosted with attention to detail.
From JPY 8,000 per guest.
Haute Couture Private Dining
For private residences, executive dining, confidential gatherings, and occasions requiring a more personal culinary presence.
From JPY 20,000 per guest.
Final proposals are prepared after the occasion, guest profile, venue conditions, and required service structure have been reviewed.
Menus can be developed to suit the occasion, from contemporary dishes incorporating Japanese elements to classical French preparations. Beverage arrangements can also be coordinated according to the setting and guest profile.
What Matters
At this level, the food is only one part of what matters.
Food quality is expected. What matters is whether the occasion can proceed with confidence.
Hiromi Koshimizu Gastronomie attends to timing, guest flow, service presence, dietary needs, table presentation, and the quiet details that shape how an occasion is remembered.
Profile
Hiromi Koshimizu
The Bespoke Chef
Hiromi Koshimizu is a Japan-based chef specializing in French cuisine, with more than 26 years of culinary experience.
Through Hiromi Koshimizu Gastronomie, she works with corporate, private, and international clients who seek chef-led dining for important occasions.
Her work focuses on reception catering, bespoke menus, and private dining where the atmosphere, guest profile, and purpose of the occasion are treated with care.
Based near Tokyo, Hiromi Koshimizu Gastronomie accepts engagements within approximately 100 km of central Tokyo, including the wider Kantō region. Inquiries and on-site service are received in both English and Japanese. The number of engagements accepted each month is intentionally limited.
Inquiry
Share the context of the occasion.
Please include the context of the occasion, expected number of guests, venue, date, and the role the dining experience is expected to fulfil.
- Name
- Company / Organization
- Occasion type
- Date and location
- Number of guests
- Dietary requirements
FAQ
For planning teams and international guests.
Do you provide catering for corporate receptions and parties in Japan?
Yes. Hiromi Koshimizu Gastronomie provides chef-led reception catering and bespoke menus for corporate receptions, parties, brand events, and anniversary gatherings in Japan.
Do you work with international clients or diplomatic occasions?
Yes. Engagements for international clients, diplomatic occasions, and private guests are accepted after confirming the context, guest profile, venue conditions, and required service structure.
Is this a food delivery service?
No. This is not a delivery catering service. Hiromi Koshimizu Gastronomie is a chef-led dining service that includes culinary direction, preparation, and on-site execution for important occasions.
What is the starting price?
Reception Buffet starts from JPY 8,000 per guest. Haute Couture Private Dining starts from JPY 20,000 per guest. Final proposals are prepared after the occasion and service requirements have been reviewed.
How far in advance should we inquire?
For most receptions and private dinners, four to eight weeks of lead time is preferred. Shorter timelines can sometimes be accommodated depending on the date, venue, and scope of the occasion.