KOZO Holdings in Japan is offering a special summer promotion featuring premium tuna sushi sets priced from ¥780. The “Summer Tuna Appreciation Festival” runs on select weekends in August at KOZO Holdings’ takeout sushi chain, Kozosushi.
For those planning casual meals or takeout in Japan, Kozosushi provides a variety of tuna-focused sushi options including the luxurious Shifuku Large-Cut Tuna Selection and popular sets like the Premium Tuna Deluxe and Tuna Mix Platter. The festival runs through August 30 on weekends and select dates.
About the Summer Tuna Appreciation Festival
This seasonal event highlights carefully selected tuna cuts, including rare southern bluefin medium-fatty tuna, in a range of sushi and rice bowl sets. Customers can enjoy large-cut tuna in various styles, alongside other popular sushi items, all offered at special prices. The festival also features the long-selling “Ghost Sushi,” a nostalgic pressed sushi with a surprising layered filling, making a limited-time return.

Highlights
- Shifuku Large-Cut Tuna Selection: ¥2,580 (tax included ¥2,786) featuring premium cuts like bluefin and southern bluefin tuna.
- Premium Tuna Deluxe: ¥1,480 (tax included ¥1,598) with thick slices of lean, medium-fatty, and marinated tuna.
- Tuna Mix Platter: ¥920 (tax included ¥993) includes tuna plus salmon, shrimp, and eel for variety.
- Southern Bluefin Tuna Rice Bowl: ¥1,180 (tax included ¥1,274) loaded with tuna and medium-fatty tuna.
- Thank You Platter 40 pieces: ¥2,580 (tax included ¥2,786) offers a large assortment including tuna, salmon, shrimp, squid, and egg.
- Thank You Platter 18 pieces: ¥1,200 (tax included ¥1,296) perfect for individuals or families, featuring popular sushi pieces.
- Ghost Sushi: ¥780 (tax included ¥842) a nostalgic pressed sushi with a white appearance and hidden fillings.
Menu & Event Details
| Item | Details |
|---|---|
| Name | Summer Tuna Appreciation Festival |
| Menu / items | Shifuku Large-Cut Tuna Selection, Premium Tuna Deluxe, Tuna Mix Platter, Southern Bluefin Tuna Rice Bowl, Thank You Platter 40 pieces, Thank You Platter 18 pieces, Ghost Sushi |
| Location | Kozosushi takeout stores across Japan |
| Address | 1-5-6 Nihonbashi Kakigaracho, Chuo-ku, Tokyo |
| Period | August 1, 2026 (Sat), August 2, 2026 (Sun), August 8, 2026 (Sat), August 9, 2026 (Sun), August 22, 2026 (Sat), August 23, 2026 (Sun), August 29, 2026 (Sat), August 30, 2026 (Sun) |
| Price | ¥2,580 (tax included ¥2,786); ¥1,480 (tax included ¥1,598); ¥920 (tax included ¥993); ¥1,180 (tax included ¥1,274); ¥1,200 (tax included ¥1,296); ¥780 (tax included ¥842) |