Group Companies

Corrugated Container and Display Carton Business (Packaging Business)

As a comprehensive packaging manufacturer responsive to increasingly diverse business needs, we continuously create new value and pursue ongoing innovation in packaging.

Tomoku Co., Ltd.

Principal Business Activities Corrugated and paperboard packaging
Address Marunouchi Mitsui Building, 2-2-2 Marunouchi,
Chiyoda-ku, Tokyo 100-0005
Contact Tel: +81 3-3213-6811 /
Fax: +81 3-3213-2825
URL https://www.tomoku.co.jp/en/
Ownership Ratio 100.00%

Hokuyo Co., Ltd.

Principal Business Activities Import/export and insurance agency services
Address Showa Kanda Building 4F, 2-15-11 Uchikanda,
Chiyoda-ku, Tokyo 101-0047
Contact Tel: +81 3-5298-5631 /
Fax: +81 3-5298-5639
URL https://www.hokuyo2006.co.jp/
Ownership Ratio 100.00%

Wako Co., Ltd.

Principal Business Activities Corrugated and paperboard packaging
Address 3-511-7 Zenibako, Otaru, Hokkaido 047-0261
Contact Tel: +81 134-62-3515 /
Fax: +81 134-62-3546
URL http://wako-carton.com/company/
Ownership Ratio 100.00%

Sendai Shiki Kogyo Co., Ltd.

Principal Business Activities Corrugated and paperboard packaging
Address 180 Shimono-go Aza Shinden, Iwanuma, Miyagi 989-2421
Contact Tel: +81 223-22-4041 /
Fax: +81 223-22-1025
Ownership Ratio 100.00%

FSC Certification Site No. SGSHK-COC-350045-Y

Toshin Package Co., Ltd.

Principal Business Activities Corrugated packaging
Address 516-1 Kitaokuwa, Kazo, Saitama 349-1147
Contact Tel: +81 480-31-7260 /
Fax: +81 480-31-7662
URL https://www.toshinpackage.co.jp/
Ownership Ratio 100.00%

FSC Certification Site No. SGSHK-COC-350045-S,AA

Taiyo Co., Ltd.

Principal Business Activities Corrugated and paperboard packaging
Address 47 Suzukawa, Isehara, Kanagawa 259-1146
Contact Tel: +81 463-86-3300 /
Fax: +81 463-86-6444
URL http://www.taiyo21.co.jp/
Ownership Ratio 100.00%

Enshu Kami Kogyo Co., Ltd.

Principal Business Activities Corrugated and paperboard packaging, and related businesses
Address 2600 Kuramatsucho, Chuo-ku, Hamamatsu, Shizuoka 432-8064
Contact Tel: +81 53-415-2600 /
Fax: +81 53-415-2601
URL https://enshu-kami.com/
Ownership Ratio 100.00%

Nichiei Shiko Co., Ltd.

Principal Business Activities Corrugated packaging
Address 1265 Okubomachi, Chuo-ku, Hamamatsu, Shizuoka 432-8006 (within Hamamatsu Technology Industrial Park)
Contact Tel: +81 53-485-4433 /
Fax: +81 53-485-0469
URL https://www.nichiei-shikou.co.jp/
Ownership Ratio 75.00%

Daiichi Container Co., Ltd.

Principal Business Activities Corrugated packaging
Address 1001 Nakakawa, Shimada, Shizuoka 427-0103
Contact Tel: +81 547-38-1235 /
Fax: +81 547-38-1841
URL https://www.ichicon.jp/
Ownership Ratio 70.00%

FSC Certification Site No. SGSHK-COC-350045-AB

Tokachi Package Co., Ltd.

Principal Business Activities Corrugated packaging
Address 145-1 Aza Shihoro Nishi 2-sen, Shihoro-cho, Kato-gun, Hokkaido 080-1219
Contact Tel: +81 1564-5-2016 /
Fax: +81 1564-5-2198
Ownership Ratio 70.00%

FSC Certification Site No. SGSHK-COC-350045-AH

Yamato Danboru Co., Ltd.

Principal Business Activities Corrugated packaging
Address 135 Futatsuzuka, Noda, Chiba 278-0016
Contact Tel: +81 4-7121-0670 /
Fax: +81 4-7121-0671
URL https://daiwa-dan.com/
Ownership Ratio 100.00%

Ota Danboru Co., Ltd.

Principal Business Activities Corrugated packaging
Address 280-11 Nitta Ichinokuramachi, Ota, Gunma 370-0306
Contact Tel: +81 276-57-7166 /
Fax: +81 276-57-7167
Ownership Ratio 100.00%

FSC Certification Site No. SGSHK-COC-350045-AG

Shimizu Danboru Co., Ltd.

Principal Business Activities Corrugated packaging
Address 180 Nagasakishinden, Shimizu-ku, Shizuoka 424-0064
Contact Tel: +81 54-345-1155 /
Fax: +81 54-347-1399
Ownership Ratio 100.00%

Nansai Shiki Co., Ltd.

Principal Business Activities Corrugated packaging
Address 1285-2 Kanamuro-higashi, Iwatsuki-ku, Saitama 339-0001
Contact Tel: +81 48-794-1616 /
Fax: +81 48-794-7301
Ownership Ratio 100.00%

FSC Certification Site No. SGSHK-COC-350045-AD

Atsuta Shiki Co., Ltd.

Principal Business Activities Corrugated packaging
Address 680 Iwasaki, Komaki, Aichi 485-0011
Contact Tel: +81 568-72-3738 /
Fax: +81 568-77-3918
Ownership Ratio 100.00%

FSC Certification Site No. SGSHK-COC-350045-AE

Kadoma Shiki Co., Ltd.

Principal Business Activities Corrugated packaging
Address 13-2 Kuwasaimachi, Kadoma, Osaka 571-0035
Contact Tel: +81 72-881-2791 /
Fax: +81 72-881-3413
URL https://atcompany.jp/kadomashiki/
Ownership Ratio 100.00%

FSC Certification Site No. SGSHK-COC-350045-AF

Sekiya Co., Ltd.

Principal Business Activities Corrugated packaging
Address 2-735-1 Shiroshita, Gosen, Niigata 959-1758
Contact Tel: +81 250-58-6184 /
Fax: +81 250-58-6186
Ownership Ratio 100.00%

Cosmos Kogyo Co., Ltd.

Principal Business Activities Corrugated packaging
Address 2756-1 Kanazawa, Chino, Nagano 391-0012
Contact Tel: +81 266-72-7145 /
Fax: +81 266-72-0391
Ownership Ratio 100.00%

FSC Certification Site No. SGSHK-COC-350045-1

Kuniyoshi Co., Ltd.

Principal Business Activities Corrugated packaging
Address 186-1 Yoshihara, Kawajima-machi, Hiki-gun, Saitama 350-0138
Contact Tel: +81 49-297-2002 /
Fax: +81 49-297-2005
Ownership Ratio 100.00%

Housing Business

Drawing on Sweden’s traditional approach to housing, we create homes designed to be passed down through generations.

Sweden House Co., Ltd.

Principal Business Activities Sales and construction of high-performance Nordic homes — Sweden House — throughout Japan
Address Carrot Tower 23F, 4-1-1 Taishido, Setagaya-ku, Tokyo 154-0004
Contact Tel: +81 3-5430-7620 /
Fax: +81 3-5430-7110
URL https://www.swedenhouse.co.jp/
Ownership Ratio 100.00%

Tamazen Co., Ltd.

Principal Business Activities Construction and sales of speculative housing in Aichi Prefecture
Address No. 14 KT Building, 1-17-2 Marunouchi, Naka-ku, Nagoya, Aichi 460-0002
Contact Tel: +81 52-211-1030 /
Fax: +81 52-201-3170
URL https://www.tamazen.co.jp/
Ownership Ratio 100.00%

Hokuyo Trading Co., Ltd.

Principal Business Activities Golf course operations
Address Ariake Central Tower 10F, 3-7-18 Ariake, Koto-ku, Tokyo 135-0063
Contact Tel: +81 3-6841-8210 /
Fax: +81 3-6841-8206
URL
Ownership Ratio 100.00%

Prime Truss Co., Ltd.

Principal Business Activities A leading manufacturer of wooden roof trusses and floor framing systems for buildings, delivering high quality with short lead times
Address MA Building 2F, 2-15-12 Kiba, Koto-ku, Tokyo 135-0042
Contact Tel: +81 3-3643-3310 /
Fax: +81 3-3642-1361
URL https://www.primetruss.com/
Ownership Ratio 100.00%

Transportation and Logistics Business

We design optimal logistics across the entire supply chain, from procurement and transportation management to inventory management and delivery, solving the diverse logistics challenges our customers face.

Tohun Co., Ltd.

Principal Business Activities Operating a nationwide transportation network and promoting new logistics systems, including logistics cost reduction
Address GM Omiya Building 8F, 1-49-8 Dotecho, Omiya-ku, Saitama, Saitama 330-8541
Contact Tel: +81 48-647-3381 /
Fax: +81 48-647-3099
URL https://tohun.co.jp/
Ownership Ratio 100.00%

Kanto Tohun Co., Ltd.

Principal Business Activities Transportation, storage, processing, and recycling of food containers, primarily in the Kanto region
Address 12-9 Kozume, Kazo, Saitama 347-0111
Contact Tel: +81 480-53-8131 /
Fax: +81 480-53-8132
URL http://kanto-tohun.co.jp/
Ownership Ratio 100.00%

Sapporo Tohun Co., Ltd.

Principal Business Activities A transport ministry-designated vehicle inspection provider in Hokkaido, offering all-round inspection and maintenance services for vehicles ranging from large special-purpose trucks to light automobiles
Address 2-755-5 Shinko Chuo, Ishikari, Hokkaido 061-3242
Contact Tel: +81 133-64-5313 /
Fax: +81 133-64-2435
Ownership Ratio 100.00%

Chubu Tohun Co., Ltd.

Principal Business Activities A logistics company primarily engaged in warehouse and in-plant operations in the Chubu region, also providing staffing services
Address 588 Aza Shimizu, Juhachicho, Mizuho, Gifu 501-0314
Contact Tel: +81 58-328-7533 /
Fax: +81 58-328-6791
Ownership Ratio 100.00%

Sendai Tohun Co., Ltd.

Principal Business Activities Transportation
Address 180 Shimono-go Aza Shinden, Iwanuma, Miyagi 989-2421
Contact Tel: +81 223-24-2321 /
Fax: +81 223-24-2360
Ownership Ratio 100.00%

Hoju Unyu Co., Ltd.

Principal Business Activities Transportation
Address 160-20 Naogawa, Wakayama, Wakayama 640-8481
Contact Tel: +81 73-464-4020 /
Fax: +81 73-464-4011
URL http://www.hojuunyu.co.jp/index.html
Ownership Ratio 100.00%

Fujisho Co., Ltd.

Principal Business Activities General freight motor transport
Address 479-21 Uchino, Minami-ku, Okayama, Okayama 701-0212
Contact Tel: +81 86-282-9100 /
Fax: +81 86-282-9101
URL https://www.fujisho-company.info/
Ownership Ratio 100.00%

Overseas Group Companies

Building on the technologies and expertise cultivated in Japan, the Tomoku Group delivers high-quality products and solutions tailored to customers’ needs around the world.

Southland Box Company

Principal Business Activities The only Japanese-affiliated corrugated box manufacturer operating on the U.S. mainland
Address 4201 Fruitland Ave., Vernon, CA 90058, U.S.A.
Contact Tel: +1-323-583-2231 /
Fax: +1-323-581-2244
URL https://www.southlandbox.com/
Ownership Ratio 100.00%

Established in 1990 in central Los Angeles, California, as the only Japanese-owned corrugated box manufacturer operating on the U.S. mainland. The company introduced its proprietary TM450, the world’s fastest laminating machine, and renewed the facility in 2022 as an urban-style super plant. The site has a total area of approximately 50,000 m², with building area of approximately 31,500 m², and employs 150 people.

Tomoku Vietnam Co., Ltd.

Principal Business Activities Introducing state-of-the-art equipment and passing on Japanese manufacturing expertise in Vietnam
Address Lot B-5B1-CN, Road DE4 & NE5A, My Phuoc IP 3, Thoi Hoa Ward, Ho Chi Minh City, Vietnam
Contact Tel: +84-274-222-0435 /
Fax: +84-274-222-0436
URL https://www.tomoku.com.vn/
Ownership Ratio 100.00%

Established in 2014 in My Phuoc Industrial Park, Binh Duong Province, near Ho Chi Minh City. The facility is equipped with state-of-the-art equipment designed with due consideration for Vietnam’s climate and environment, and provides products of Japanese quality. In collaboration with Khang Thanh in the paperboard packaging business, the company delivers consistent quality from inner to outer packaging. The site has a total area of approximately 60,000 m², with building area of approximately 31,191 m², and employs 150 people.

Tomoku Hus AB

Principal Business Activities Manufacturing of Sweden House building components in Sweden
Address S-793 12 Insjon, Sweden
Contact Tel: +46-247-440-00 /
Fax: +46-247-408-10
URL https://www.tomokuhus.se/
Ownership Ratio 100.00%

Established in 1991 in Insjön, central Sweden, as a manufacturer of housing components for Sweden House. With an annual production capacity of more than 3,500 units, the company supplies high-quality Swedish housing components to Japan.

Khang Thanh Manufacturing Co., Ltd.

Principal Business Activities Supplying premium gift boxes and a diverse range of packaging products from Vietnam to markets worldwide
Address Headquarters: Lot 103/6, Road 5, Long Binh Industrial Park (Amata), Long Binh Ward, Dong Nai City, Vietnam
Contact Tel: +84-251-8878-221 /
Fax: +84-251-8878-223
URL https://khangthanh.com/
Ownership Ratio 100.00%

Founded in 2005, the company operates two plants in Amata Industrial Park, Dong Nai Province, near Ho Chi Minh City. Through integrated in-house production at its own plants, it meets a wide range of customer needs, including rigid boxes, foil stamping, and window patching. The company offers not only paperboard packaging but also a wide variety of high-quality products. In Vietnam, it collaborates with Tomoku Vietnam’s corrugated business and works in coordination with Tomoku’s paperboard packaging operations in Japan.