株式会社アトム News Releases

Sushi for Respect for the Aged Day! Celebrate with Three Generations at the 'Autumn Takeout Sushi Festival' – Two Great Benefits: Sushi Soy Sauce & 12% Off Takeout Coupon! Reservations Open from August 28 at Tokubei and Kaisen Atom!

Nigiri no Tokubei and Kaisen Atom will launch the 'Autumn Takeout Sushi Festival' from September 18 … · 2026-08-28

Silver Week Exclusive! Special Benefits for Customers Aged 60 and Over – Free “Senior Passport” Distribution! Starting Friday, September 18 at “Nigiri no Tokubei” and “Kaisen Atom”

From September 18 to October 4, 2026, Nigiri no Tokubei and Kaisen Atom will offer a free “Senior Pa… · 2026-08-28

Nigiri no Tokubei and Kaisen Atom Expand Morning Service: Opening at 10:00 AM Daily from July 18 to August 31, 2026

From July 18 to August 31, 2026, Nigiri no Tokubei and Kaisen Atom will open at 10:00 AM—up to 60 mi… · 2026-07-16

"Tokubee / Kaisen Atom Lucky Bag" Ready to Use! Includes 3,000 Yen in Discount Coupons Plus Popular Condiments Like Award-Winning Sushi Soy Sauce and Steak Miya's Secret Sauce. A Luxurious 4-Piece Set for 2,400 Yen (Tax Included)!

Atom Corp. is launching a high-value lucky bag at its sushi chains for 2,400 yen, offering 3,000 yen… · 2026-03-30

The Popular Summer Campaign 'King vs. King Summer Battle' Returns! Nigiri no Tokubei and Kaisen Atom Launch a Tasting Festival Featuring Bluefin Tuna vs. King Salmon Starting July 17 (Fri)!

Nigiri no Tokubei and Kaisen Atom will launch the limited-time 'King vs. King Summer Battle' from Ju… · 2026-07-13

Sayaka Toda / "Where Seeds Drift Ashore"

Atom Co., Ltd. will present Sayaka Toda's solo exhibition "Where Seeds Drift Ashore" at COURT YARD H… · 2026-06-29

New Roll Pancakes and Frappes Arrive! Enjoy a Cool, Dessert-Like Frappe Too♪

Atom Co., Ltd. (Headquarters: Yokohama, Kanagawa Prefecture, President: Takeshi Ueda), part of the C… · 2026-07-08

Steak Miyahara Re-casts Sakurako Inoue for New TV Commercial. "Serious Competition" Episode, Where Her True Self Slips Out While Savouring, Released July 8 (Wed)

Atom Co., Ltd. (Headquarters: Yokohama, Kanagawa Prefecture, President: Goshi Ueda), a member of the… · 2026-07-08

Authentic Gourmet Conveyor Belt Sushi [Nigiri no Tokubei] Oasis 21 Store Reopens on July 1st (Wed)! Tuna Cutting Show for Families in the Heart of Sakae!

ATOM Corporation (Headquarters: Yokohama, Kanagawa Prefecture; President: Takeshi Ueda), part of the… · 2026-06-30

“Shun Aji (Toki Aji) and Summer’s Great Catch Festival” featuring exquisite Nagasaki Prefecture “Shun Aji (Toki Aji)” and Mikawa Isshiki “Large Cut Eel” and more in a midsummer fair! Available from July 7 (Tue) at Nigiri no Tokubei and Kaisen Atom!

K.K. Atom, a company within the Colowide Group (Headquarters: Yokohama, Kanagawa Prefecture; Preside… · 2026-07-01

From Novice to Sushi Chef in One Month: "Sushi Academy" Launched to Solve Recruitment Challenges

Atom Co., Ltd. (Headquarters: Yokohama, Kanagawa Prefecture; President: Takeshi Ueda), part of the C… · 2026-07-01

"Tokubei/Kaisen Atomu Summer Lucky Bag" Reservations Now Open! Includes 3,300 yen (tax incl.) for coupons worth a total of 3,000 yen, plus three luxurious items: Mizkan's "FruutesTM" vinegar drink and "Kenko No. 4 Genmaicha Powdered Tea" from Kyoto Ofukuen!

Atom Co., Ltd. (Headquarters: Yokohama, Kanagawa Prefecture; President: Takeshi Ueda), a member of t… · 2026-07-01

Nigiri no Tokubei Aeon Mall Higashiura Store 1st Anniversary: Thank You for Your Continued Patronage! Live Tuna Carving During the Day, Fresh Fish Carving at Night! <Held Every Saturday in July>

Koredo Co., Ltd. (Headquarters: Yokohama, Kanagawa Prefecture; President: Takeshi Ueda), part of the… · 2026-07-01

[Nigiri no Tokubei, Kaisen Atom] Golden Week Takeaway Sushi Festival, Reservations Now Open! Receive "Sushi Soy Sauce" by pre-ordering eligible products the day before, limited to pickups from Thursday, April 23 to Sunday, May 10!

Atom Corp. is holding a Golden Week campaign at "Nigiri no Tokubei" and "Kaisen Atom" from April 23 … · 2026-04-01

"Tokubee / Kaisen Atom Lucky Bag" Ready to Use! Includes 3,000 Yen in Discount Coupons Plus Popular Condiments Like Award-Winning Sushi Soy Sauce and Steak Miya's Secret Sauce. A Luxurious 4-Piece Set for 2,400 Yen (Tax Included)!

Atom Corp. is launching a high-value lucky bag at its sushi chains for 2,400 yen, offering 3,000 yen… · 2026-03-30

Do You Prefer Red or White Meat? Taste and Compare in the 'Red vs. White Showdown' for Golden Week! Bluefin Tuna vs. White Fujisan Salmon & Kuroshio Sea Bream! Available from April 23 (Thu) at Nigiri no Tokubei and Kaisen Atom!

Atom Corp. is launching a 'Red vs. White Showdown' campaign from April 23 at 'Nigiri no Tokubei' and… · 2026-04-16

Make 'Makiniku' with Wrapped Vegetables and Dipping Sauces! Enhancing the Joy and Taste of Yakiniku with Expanded Creative Meats and Sauces!

Karubi Taisho and Gankotei, operated by Atom Corp., will renew their all-you-can-eat menu on April 2… · 2026-04-15

[Nigiri no Tokubei, Kaisen Atom] Making mornings more accessible during Golden Week! Expanding opening hours to "10 AM every morning" from Saturday, April 25 to Sunday, May 10

Sushi chains Nigiri no Tokubei and Kaisen Atom will open at 10 AM every day during the Golden Week p… · 2026-04-17

Authentic Gourmet Conveyor Belt Sushi "Nigiri no Tokubee" Hashima Store Renovated and Reopens on April 18th (Saturday)! Live Tuna Dissection Show for the Whole Family!

The Hashima store of authentic gourmet conveyor belt sushi "Nigiri no Tokubee" will reopen on April … · 2026-04-17

Premium Gourmet Conveyor Belt Sushi [Nigiri no Tokubei] Relaunches Aeon Town Chikusa Store on June 18 (Thu) and Apita Yokkaichi Store on June 19 (Fri)! Live Domestic Bluefin Tuna Butchering Show for the Whole Family!

Nigiri no Tokubei will relaunch its Aeon Town Chikusa Store in Nagoya, Aichi Prefecture on June 18, … · 2026-06-17

Steak Miya Enters a New Era. Expanding to an Inclusive Menu with Light Meals and Seafood Alongside New Steaks

Atom Corp.'s Steak Miya will launch a new grand menu on April 8, 2026, introducing all-you-can-eat w… · 2026-04-07

Half Price Anytime and as Many Times as You Want During the Period!? Eligible Kids Menus Become Half Price with the 'Kids Passport' at Nigiri no Tokubei & Kaisen Atom! - Distribution Starts at Each Store from April 7 (Tue), 2026 -

Atom Corp. will distribute a 'Kids Passport' to children of elementary school age and younger at its… · 2026-04-07

Authentic Gourmet Conveyor Belt Sushi [Nigiri no Tokubei] Kuwana Gotanda Store Re-opens on Saturday, April 11th, and Nakamura Toyokuni Store on Saturday, April 12th! Enjoy a Fresh Bluefin Tuna Carving Show for the Whole Family!

Atom Co., Ltd., part of the Colowide Group, is re-opening its Nigiri no Tokubei Kuwana Gotanda store… · 2026-04-10

Father's Day 2026: Skip the Tie, Gift a 'Meat Tie'! Karubi Taisho and Ganko Tei Offer Limited-Time Meat Necktie Gift for Official App Members

Karubi Taisho and Ganko Tei will offer a special 'Meat Tie'—a necktie-shaped platter made of premium… · 2026-06-16

Dad, Thank You Always! Celebrate with Luxurious Early Summer Sushi! Limited-Time 'Father's Day Set' Available at Nigiri no Tokubei and Kaisen Atom on June 20 (Sat) & 21 (Sun), 2026

Nigiri no Tokubei and Kaisen Atom will offer a special limited-time 'Father's Day Set' on June 20 an… · 2026-06-15

Nigiri no Tokubei & Kaisen Atom Launch Unaju with 'Enman' Eel from Mikawa Isshiki

Atom Co., Ltd. will launch 'Sushi-Ya Unaju' using Mikawa Isshiki's 'Enman' female eel at 'Nigiri no … · 2026-06-11

Authentic Gourmet Conveyor Belt Sushi 'Nigiri no Tokubei' Nagara Store Reopens on May 23

Atom Co., Ltd. has reopened the 'Nigiri no Tokubei Nagara' store. A weekly fish cutting show by chef… · 2026-05-22

Nigiri no Tokubei Reopens AEON Mall Kyoto Katsuragawa Branch with Live Tuna Carving Shows and Digital Transformation

Nigiri no Tokubei, a gourmet conveyor belt sushi chain based in the Tokai region, has transformed it… · 2026-05-27

Gourmet Revolving Sushi 'Kaisen Atom' to Reopen Wakasugi Store on May 31

Kaisen Atom, operated by Atom Corporation, will reopen its Wakasugi store on May 31, 2026. The reope… · 2026-05-29

Steak Miya Father's Day Coupon: Beer & Sausage Set for 759 Yen, Drink Bar for 319 Yen

Colowide group's Atom Co. will offer Father's Day coupons on the Steak Miya app from June 19 to 21, … · 2026-06-05

Loved 1 Million Meals Achieved! "Japan Food Selection Award Winning Product Achievement Thanksgiving" Held at Nigiri no Tokubei and Kaisen Atom Starting June 17th (Wed) with Special Sets Discounted by 100 Yen (110 Yen Incl. Tax)!

Atom Corporation, part of the Colowide Group, will hold a Thanksgiving event at its "Nigiri no Tokub… · 2026-06-12

[New Chapter] A New Way to Enjoy the Salad Bar: Create Your Own Original Sandwich with Whole Wheat Rolls

Steak Miya, operated by Atom Co., Ltd. of the Colowide Group, will launch its Summer Salad Bar from … · 2026-06-03

Due to Popular Demand, Nigiri no Tokubei Directly Managed Stores Start Every Saturday 'Fresh Fish Deboning Show'! Family-Friendly Rock-Paper-Scissors Tournament with Free Gifts! ~Starting Saturday, June 13~

Atom Co., Ltd., a subsidiary of Colowide Group, will launch a 'Fresh Fish Deboning Show' every Satur… · 2026-06-08

New 'Explosive Eating! Beef Kalbi Set' Weighing Approx. 1kg Debuts

Atom Co., Ltd. will launch a high-volume yakiniku lunch menu, including a 1kg set, at 'Kalbi Taisho'… · 2026-06-02

[Nigiri no Tokubei, Kaisen Atom] Golden Week Takeaway Sushi Festival, Reservations Now Open! Receive "Sushi Soy Sauce" by pre-ordering eligible products the day before, limited to pickups from Thursday, April 23 to Sunday, May 10!

Atom Corp. is holding a Golden Week campaign at "Nigiri no Tokubei" and "Kaisen Atom" from April 23 … · 2026-04-01

【Nigiri no Tokubei & Kaisen Atom Exclusive】Don't Miss Out! Double Points on the Atom App All June!

Atom Co., Ltd. is running a campaign from June 1st to 30th at 'Nigiri no Tokubei' and 'Kaisen Atom' … · 2026-05-29

Steak Miya Enters a New Era. Expanding to an Inclusive Menu with Light Meals and Seafood Alongside New Steaks

Atom Corp.'s Steak Miya will launch a new grand menu on April 8, 2026, introducing all-you-can-eat w… · 2026-04-07

Half Price Anytime and as Many Times as You Want During the Period!? Eligible Kids Menus Become Half Price with the 'Kids Passport' at Nigiri no Tokubei & Kaisen Atom! - Distribution Starts at Each Store from April 7 (Tue), 2026 -

Atom Corp. will distribute a 'Kids Passport' to children of elementary school age and younger at its… · 2026-04-07

3-Store Joint Event! Nigiri no Tokubei Renewal 2nd Anniversary Festival! Domestic Fresh Bluefin Tuna Cutting Show Announced

Atom Co., Ltd. will host a 2nd Anniversary Festival at three 'Nigiri no Tokubei' conveyor-belt sushi… · 2026-06-01

Humanoid AI Robot Startup ATOM Raises 3 Billion Yen in Seed Round

ATOM, a developer of humanoid AI robots, has raised 3 billion yen in a seed round to address labor s… · 2026-05-27

15-Day Limited Offer! All Items Served with 'Kinsei Akashari'! Plus, Recreating Traditional Edo-Period Sushi! Starting June 2nd (Tue) at Nigiri no Tokubei and Kaisen Atom

Atom Co., Ltd., part of the Colowide Group, will serve all sushi items with their specially develope… · 2026-06-01

A-TOM ART AWARD 2026 Call for Entries Begins, Targeting Student Artists Nationwide with Theme 'To Choose, To Create'

株式會社Atom宣布舉辦針對全國學生藝術家的「A-TOM ART AWARD 2026」徵件活動，提供獎金與展覽機會。 · 2026-05-15

Nigiri no Tokubei Shikishima Store to Reopen on May 16 with Weekly Fish-Cutting Shows

Atom Corporation, part of the Colowide Group and headquartered in Yokohama, Kanagawa Prefecture, wil… · 2026-05-15

So Hanazaki Solo Exhibition "ENERGY DOSE ― collective immanence ―" and Duo Exhibition with Yuka Shiobara "Flowers for urban maladies 2.0" to be Held at Courtyard HIROO

Atom Co., Ltd. will host two art exhibitions, "ENERGY DOSE ― collective immanence ―" by So Hanazaki … · 2026-05-08

Early Summer's New Sweets are All About Melon! Sweet and Juicy Alluring Sweets Go on Sale from May 12th (Tuesday) at Nigiri no Tokubei and Kaisen Atom!

Atom Co., Ltd. will launch four new early summer sweets featuring melon at all Nigiri no Tokubei and… · 2026-05-08

"Striped Jack and Early Summer Delicacies Festival" - Top-tier Striped Jack, Raw Golden Conger, and More! Early Summer Fair Starts May 12th at Nigiri no Tokubei and Kaisen Atom!

Colowide Group's 'Nigiri no Tokubei' and 'Kaisen Atom' will host the 'Striped Jack and Early Summer … · 2026-05-07

Thank you, Mom! Celebrate with a luxurious early summer sushi set! "Mother's Day Set" sold for a limited time at Nigiri no Tokubei and Kaisen Atom from May 7th (Thu) to 10th (Sun)

Atom Co., Ltd., part of the Colowide Group, is offering a "Mother's Day Set" for a limited period fr… · 2026-04-30

【Atom Co., Ltd. x Fukui Blowinds Collaboration Project】Selling set menus featuring 4 players' favorite dishes and original stickers. Second highly anticipated phase!

Atom Co., Ltd. is launching the second phase of its collaboration project with Fukui Blowinds, selli… · 2026-04-29

[Mother's Day] This year, why not gift a Carnation made of meat instead of flowers?

Atom Co., Ltd., a member of the Colowide Group, will offer a special 'Meat Carnation' platter to fam… · 2026-04-28

Amidst Headwinds, Katsuji Responds with Volume. Approximately 20% More Pork! Yet Prices Remain Unchanged! New Grand Menu Launches

Katsuji, a tonkatsu specialty restaurant operated by Atom Co., Ltd., has launched a new grand menu w… · 2026-04-28

Amidst Headwinds, Katsuji Responds with Volume. Approximately 20% More Pork! Yet Prices Remain Unchanged! New Grand Menu Launches

Katsuji, a tonkatsu specialty restaurant operated by Atom Co., Ltd., has launched a new grand menu w… · 2026-04-28

Authentic Gourmet Conveyor Belt Sushi [Nigiri no Tokubei] Unuma Store Reopens on Saturday, April 25! Holding a Domestic Fresh Bluefin Tuna Dismantling Show Fun for the Whole Family!

Nigiri no Tokubei Unuma store will reopen on April 25, featuring a domestic bluefin tuna dismantling… · 2026-04-24

Half Price Anytime and as Many Times as You Want During the Period!? Eligible Kids Menus Become Half Price with the 'Kids Passport' at Nigiri no Tokubei & Kaisen Atom! - Distribution Starts at Each Store from April 7 (Tue), 2026 -

Atom Corp. will distribute a 'Kids Passport' to children of elementary school age and younger at its… · 2026-04-07

Steak Miya Enters a New Era. Expanding to an Inclusive Menu with Light Meals and Seafood Alongside New Steaks

Atom Corp.'s Steak Miya will launch a new grand menu on April 8, 2026, introducing all-you-can-eat w… · 2026-04-07

Keiko Moriuchi Solo Exhibition 'Motif.'

A-TOM, a company centered on real estate and investment businesses, announced the holding of Keiko M… · 2026-04-20

Nigiri no Tokubei & Kaisen Atom: Golden Week Takeout Sushi Festival Reservations Now Open! Get Free 'Sushi Soy Sauce' with Reservations Made by the Day Before (April 23 - May 10)

Nigiri no Tokubei and Kaisen Atom launch a Golden Week takeout sushi campaign, offering premium soy … · 2026-04-01

"Tokubei / Kaisen Atom Fukubukuro" Ready to Use! Includes valuable coupons worth a total of ¥3,000, plus popular seasonings like the Grand Prix-winning "Sushi Soy Sauce" and Steak Miyah's "Miya Tare". A luxurious 4-item set for ¥2,400 (tax included)!

Atom Co., Ltd. will begin selling the "Tokubei / Kaisen Atom Fukubukuro" (Lucky Bag) from April 6, 2… · 2026-03-30

Keiko Moriuchi Solo Exhibition 'Motif.'

A-TOM, a company centered on real estate and investment businesses, announced the holding of Keiko M… · 2026-04-20

Authentic Gourmet Conveyor Belt Sushi "Nigiri no Tokubee" Hashima Store Renovated and Reopens on April 18th (Saturday)! Live Tuna Dissection Show for the Whole Family!

The Hashima store of authentic gourmet conveyor belt sushi "Nigiri no Tokubee" will reopen on April … · 2026-04-17

[YUGEN Gallery FUKUOKA] Group Exhibition "HOW WE SEE" <April 25, 2026 (Sat) - May 31, 2026 (Sun)>

YUGEN Gallery FUKUOKA is hosting a group exhibition titled "HOW WE SEE" from April 25th to May 31st,… · 2026-04-17

Do You Prefer Red or White Meat? Taste and Compare in the 'Red vs. White Showdown' for Golden Week! Bluefin Tuna vs. White Fujisan Salmon & Kuroshio Sea Bream! Available from April 23 (Thu) at Nigiri no Tokubei and Kaisen Atom!

Atom Corp. is launching a 'Red vs. White Showdown' campaign from April 23 at 'Nigiri no Tokubei' and… · 2026-04-16

Make 'Makiniku' with Wrapped Vegetables and Dipping Sauces! Enhancing the Joy and Taste of Yakiniku with Expanded Creative Meats and Sauces!

Karubi Taisho and Gankotei, operated by Atom Corp., will renew their all-you-can-eat menu on April 2… · 2026-04-15

Nigiri no Tokubei Shikishima Store to Reopen on May 16 with Weekly Fish-Cutting Shows

Atom Corporation, part of the Colowide Group and headquartered in Yokohama, Kanagawa Prefecture, wil… · 2026-05-15

So Hanazaki Solo Exhibition "ENERGY DOSE ― collective immanence ―" and Duo Exhibition with Yuka Shiobara "Flowers for urban maladies 2.0" to be Held at Courtyard HIROO

Atom Co., Ltd. will host two art exhibitions, "ENERGY DOSE ― collective immanence ―" by So Hanazaki … · 2026-05-08

Early Summer's New Sweets are All About Melon! Sweet and Juicy Alluring Sweets Go on Sale from May 12th (Tuesday) at Nigiri no Tokubei and Kaisen Atom!

Atom Co., Ltd. will launch four new early summer sweets featuring melon at all Nigiri no Tokubei and… · 2026-05-08

"Shima-aji and Early Summer Delicacies Festival" - Top-tier "Shima-aji," raw-edible "Ogon Anago," and more early summer delights! Available from Tuesday, May 12th at Nigiri no Tokubei and Kaisen Atom!

Atom Co., Ltd., part of the Colowide Group, will hold the "Shima-aji and Early Summer Delicacies Fes… · 2026-05-07

Thank you, Mom! Celebrate with a luxurious early summer sushi set! "Mother's Day Set" sold for a limited time at Nigiri no Tokubei and Kaisen Atom from May 7th (Thu) to 10th (Sun)

Atom Co., Ltd., part of the Colowide Group, is offering a "Mother's Day Set" for a limited period fr… · 2026-04-30

【Atom Co., Ltd. x Fukui Blowinds Collaboration Project】Selling set menus featuring 4 players' favorite dishes and original stickers. Second highly anticipated phase!

Atom Co., Ltd. is launching the second phase of its collaboration project with Fukui Blowinds, selli… · 2026-04-29

[Mother's Day] This year, why not gift a Carnation made of meat instead of flowers?

Atom Co., Ltd., a member of the Colowide Group, will offer a special 'Meat Carnation' platter to fam… · 2026-04-28

Amidst Headwinds, Katsuji Responds with Volume. Approximately 20% More Pork! Yet Prices Remain Unchanged! New Grand Menu Launches

Katsuji, a tonkatsu specialty restaurant operated by Atom Co., Ltd., has launched a new grand menu w… · 2026-04-28

Authentic Gourmet Conveyor-Belt Sushi [Nigiri no Tokubei] Grand Reopening of Unuma Store on Saturday, April 25! Holding a Domestic Raw Bluefin Tuna Cutting Show for the Whole Family to Enjoy!

Nigiri no Tokubei Unuma Store will reopen on April 25, 2026, featuring weekly fresh fish cutting sho… · 2026-04-24

A-TOM ART AWARD 2026 Call for Entries Begins, Targeting Student Artists Nationwide with Theme 'To Choose, To Create'

Atom Co., Ltd. has announced the launch of the A-TOM ART AWARD 2026, an art competition aimed at stu… · 2026-05-15