Just in time for the start of summer heat! Introducing a stamina-boosting menu with chilled, garlic, chives, and Tantamen to stimulate appetite! "Chilled Tantamen" to be released nationwide at Legendary Sutadonya from May 1st (Friday)!

The donburi chain "Legendary Sutadonya" and "Meibutsu Sutadon no Mise" will release "Chilled Tantamen" nationwide for a limited time starting May 1, 2026. This stamina-packed menu, featuring garlic and chives, is designed to boost appetite during the hot season, offering options like a set with Sutadon and a meat soba version.
新製品NQ 83/100出典:PR Times

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  • 📰 Published: May 1, 2026 at 19:00
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Antworks Co., Ltd., which operates the donburi chains "Legendary Sutadonya" and "Meibutsu Sutadon no Mise," will release "Chilled Tantamen" for a limited time at stores nationwide (excluding some stores) starting May 1, 2026 (Friday).

Official Website

■ To combat appetite loss due to the heat! Launching a "Chilled Tantamen" set to enjoy with "Sutadon"!

From late April, the number of days with temperatures reminiscent of early summer has increased, and some days have seen sweaty weather during the daytime. Along with this rise in temperature, it is also a time when signs of so-called "summer fatigue" begin to appear, such as a decrease in appetite and a feeling of fatigue.

Our company, which upholds the corporate philosophy of "becoming the driving force for people across Japan and even the world through food," wanted to offer a product that would allow people to gain stamina even as temperatures continue to rise and physical discomfort becomes more common. With this in mind, we developed "Chilled Tantamen," which has a refreshing taste that makes it easy to eat, and is expected to have an appetite-stimulating effect due to its spiciness and richness.

*Miso soup is not included.

"Sutadon Hara Hachibunme + Half Chilled Tantamen Set" 1,190 yen (tax included)

This set combines a half-portion (0.5 noodles) of "Half Chilled Tantamen" with a slightly smaller "Hara Hachibunme" (80% full) portion of "Sutadon" than the regular size. The "Half Chilled Tantamen" is topped with crushed garlic, meat miso with pork back fat, chives, and shredded nori seaweed. When mixed, the spiciness and richness of the Tantamen soup, combined with the punch of garlic and chives, create an appetite-stimulating flavor that makes it easy to eat even in hot weather. You can enjoy this set at a better value than ordering each item separately.

■ Expanding the lineup with options that can be enjoyed individually! Choices available to meet various needs!

This product can be ordered individually in addition to the set menu.

In addition to the regular size (1 noodle) "Chilled Tantamen," we also offer "Chilled Tantamen Stamina Meat Soba," topped with pork belly marinated in sesame oil and our secret garlic soy sauce, for customers seeking a more substantial meal, and "Half Chilled Tantamen," a half-portion (0.5 noodles).

You can enjoy it in your preferred style according to your needs.

*"Chilled Tantamen" and "Chilled Tantamen Stamina Meat Soba" are the same price for up to double noodles.

"Chilled Tantamen" 1,190 yen (tax included) "Chilled Tantamen Stamina Meat Soba" 1,390 yen (tax included) "Half Chilled Tantamen" 490 yen (tax included)

【Product Overview】

■ Products and Prices:

【Set Products】
・Sutadon Hara Hachibunme + Half Chilled Tantamen Set 1,190 yen (tax included) *Miso soup is not included.

【Individual Items】
・Chilled Tantamen 1,190 yen (tax included) *Same price for up to double noodles.
・Chilled Tantamen Stamina Meat Soba 1,390 yen (tax included) *Same price for up to double noodles.
・Half Chilled Tantamen 490 yen (tax included)

*Comes with egg (not included with individual items).
*Not available for takeout or delivery.
*Prices may vary at some stores.
*This product will be discontinued once ingredients run out.

■ Release Date: Limited time offer from May 1, 2026 (Friday)

■ Sales Stores: All "Legendary Sutadonya" and "Meibutsu Sutadon no Mise" stores nationwide.
*Excluding some stores and delivery-only stores. Please see the official website: https://sutadonya.com/ for details.

【"Legendary Sutadonya" Overview】

"Sutadon" is a stamina- and volume-packed donburi dish made by quickly stir-frying juicy and tender pork belly, which has been oil-blanched at low temperature to melt off excess fat while locking in flavor, with a "secret garlic soy sauce" using the skilled technique of a chef manipulating high heat and a wok. It is served over a large bowl of rice, with even the regular size containing about three bowls of rice. Its roots lie in a staff meal created through trial and error by the founder of a ramen shop established in the Tama area in 1971, with the desire to "feed young people delicious and affordable food until they are full." Centered around this "Sutadon," the chain offers a variety of stamina- and volume-packed products, such as "Stamina Karaage" (fried chicken) marinated in Sutadon's secret garlic soy sauce, and operates 185 stores nationwide (as of the end of April 2026), from Hokkaido in the north to Okinawa in the south, mainly in the Tokyo metropolitan area.

【Company Overview】

■ Company Name: Antworks Co., Ltd.
■ Head Office Location: 4-21-7 Koenji Minami, Suginami-ku, Tokyo 166-0003
■ Representative Director and President: Jun Hayakawa
■ Business Activities: Operation of restaurant businesses "Legendary Sutadonya," "Meibutsu Sutadon no Mise," "Legendary Nikusobaya," "Denver Premium," "Legendary Steakya," and "Kikuyoshi."
■ Founded/Established: 1971/1989
■ Capital: 45 million yen
■ Number of Employees: 214 full-time employees, 1,325 part-time employees (as of the end of April 2026)
■ URL: http://antoworks.com/