Wagyu Golden-Ratio Hamburg Menu | Takeout & Bento
Wagyu Golden-Ratio Hamburg Menu page. Inside Michi-no-Eki Sashiba-no-Sato Ichikai, Oyaji’s Hamburg serves hand-prepared hamburg steaks made with locally sourced ingredients for takeout. See also our Top Page / Store Info & Access.
Highlights of the Menu
- Wagyu Golden-Ratio Hamburg (our signature)
- Kuro100 (Wagyu-focused) (the origin of our golden blend)
- Sides, Sets & Toppings (bento-ready)
- User Guide (rough prices & how to order)
- Frequently Asked Questions (FAQ)
Wagyu Golden-Ratio Hamburg

Our flagship hamburg. A well-balanced blend that maximizes umami, juices, and aroma. Fluffy after grilling with a smooth mouthfeel. Pairs excellently with sauces and toppings—highly rated by repeat customers.
- Recommended sauces: demi-glace / grated daikon & ponzu / rich cheese
- Recommended toppings: cheese / fried egg (each +¥100 tax incl.)
Kuro100 (Wagyu-focused)
The “Kuro100” line highlights the pure richness of Wagyu. It remains popular as the original inspiration behind our Wagyu Golden-Ratio Hamburg. Deep, satisfying flavor—excellent with rice.
Sides, Sets & Toppings
- Gourmet Box (bento): with rice / without rice: ¥100 off (tax incl.)
- Large rice: +¥100 (tax incl.)
- Toppings: cheese or fried egg, each +¥100 (tax incl.)
- Cashless: major credit cards / transit IC / QR payments supported
User Guide (rough prices & how to order)
– All prices include tax (8% reduced tax rate).
– No preservatives are used. Please consume as soon as possible after purchase.
– Meat weights refer to pre-grill weight.
– Sides and plating may change. Sales may be paused due to ingredient availability. Details:
User Guide.
– Also perfect for a gourmet takeout lunch at home.
Phone reservations: 0285-81-5825 (Ichikai Town, inside Michi-no-Eki Sashiba-no-Sato Ichikai)
*For FAX orders, please call us by 17:00 the day before to confirm FAX receipt. Your order is confirmed at the time of phone confirmation.
*Lunch packs are not microwave-safe. Please transfer to a plate before heating (some items may be microwave-safe).
Frequently Asked Questions (FAQ)
- Are prices tax-inclusive?
- Yes. All prices include tax (8% reduced tax rate).
- Does the Gourmet Box (bento) include rice?
- Yes, it includes rice. Without rice is ¥100 off (tax incl.). Large rice is +¥100 (tax incl.).
- Do you have toppings?
- Yes. Cheese and fried egg are available for +¥100 (tax incl.) each.
- Do you use preservatives?
- No preservatives are used. Please consume as soon as possible after purchase.
- Can I use a microwave?
- Lunch packs are not microwave-safe. Please move to a plate before heating (some items may be microwave-safe).

Related: Top Page / Store Info & Access / Ichikai Town Official