Supporting every aspect of agriculture from fertilizer to
agricultural products and chemicals

Business Sites

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  • Business Sites & Affiliated Companies

Business Sites

Trading Bases

Overseas business headquarters

〒541-0051
Osaka Tiger Bldg. 6F, 3-4, 4 Chome, Bingo Machi, Chuo-ku, Osaka CityMAP
TEL: 81-6-6203-6811
FAX: 81-6-6229-0359

Overseas business headquarters: Tokyo Branch Office

〒101-0032
New Nakano Bldg. 3-1, 1 Chome, Iwamoto Cho, Chiyoda-ku, TokyoMAP
Located in the Seiwa Fertilizer Industry Co., Ltd., Tokyo Branch
TEL: 81-3-5835-1182
FAX: 81-3-3861-2811

Overseas business sites

Guizhou Seiwa Chemical Co., Ltd. Guizhou, China (joint venture)

Head Office

〒541-0051
Osaka Tiger Bldg. 5F, 3-4, 4 Chome, Bingo Machi, Chuo-ku, Osaka CityMAP
TEL: 81-6-6231-3771
FAX: 81-6-6231-1988

Production Bases

Kyushu factory

〒808-0021
12-3, 1 Chome, Hibiki Machi, Wakamatsu-ku, Kitakyushu CityMAP
TEL: 81-93-771-1110
FAX: 81-93-771-8688

Wakayama factory

〒641-0036
1660-377, Nishihama, Wakayama CityMAP
TEL: 81-73-445-1861
FAX: 81-73-445-2875

Iwaki factory

〒971-8124
10-3, Aza Sunada, Onahama Sumiyoshi, Iwaki City, FukushimaMAP
TEL: 81-246-58-7869
FAX: 81-246-58-6126

Okayama factory

〒716-1321
2294-57, Ukan, Ukan Cho, Takahashi City, OkayamaMAP
TEL: 81-866-57-9850
FAX: 81-866-57-9845

Sales Sites

Hokkaido Branch Office

〒060-0051
Hokkaido Nichiibunkakaikan5F, 10-1, 3 Chome, Minaimi 1 Jo HIgashi, Chuo-ku, Sapporo CityMAP
TEL: 81-11-223-2400
FAX: 81-11-218-7444

Tokyo Branch Office

〒101-0032
New Nakano Bldg. 3-1, 1 Chome, Iwamoto Cho, Chiyoda-ku, TokyoMAP
TEL: 81-3-5835-1182
FAX: 81-3-3861-2811

Wakayama Branch Office

〒641-0036
1660-377, Nishihama, Wakayama CityMAP
TEL: 81-73-445-2849
FAX: 81-73-445-2875

Chugoku / Shikoku Branch Office

〒716-1321
2294-57, Ukan, Ukan Cho, Takahashi City, OkayamaMAP
TEL: 81-866-57-9850
FAX: 81-866-57-9845

Kyushu Branch Office

〒808-0021
12-3, 1 Chome, Hibiki Machi, Wakamatsu-ku, Kitakyushu CityMAP
TEL: 81-93-771-1110
FAX: 81-93-771-8688

Sendai Sales Office

〒980-0811
Greenwood Sendai Ichiban Cho Bldg. 7F, 7-12, 2 Chome, Ichiban Cho, Aoba-ku, Sendai CityMAP
TEL: 81-22-212-1125
FAX: 81-22-266-0598

Shikoku Sales Office

〒781-0086
MK2 Bldg. 1F, 6-20 Ebinobaru, Kochi City, KochiMAP
TEL: 81-88-880-0020
FAX: 81-88-880-0021

Sanin Sales Office

〒689-3553
1417-1, Hiezu, Hiezu Mura, Saihaku Gun, TottoriMAP
TEL: 81-859-27-2559
FAX: 81-859-27-4645

Affiliated Companies

Wako Agricultural Materials Co., Ltd.

This manufacturer chiefly produces and sells fertilizers for forage crops, fertilizers for dairy farmers, soil improvement materials, and dairy-related materials.

Tokyo Sales Office

〒101-0032
New Nakano Bldg. 8F, 3-1, 1 Chome, Iwamoto Cho, Chiyoda-ku, TokyoMAP
TEL: 81-3-5835-1234
FAX: 81-3-3861-0770
E-MAIL:wakoh-urawa@shk-net.co.jp

Kyushuu Business Office

〒869-1102
5666-5, Ohaza Haramizu, Kikuyo Machi, Kikuchi Gun, KumamotoMAP
TEL: 81-96-292-3100
FAX: 81-96-292-3101
E-MAIL:wakoh-kyushu@shk-net.co.jp

Sansei Co., Ltd.

Count on us for liquid fertilizers.
This manufacturer produces and sells various liquid fertilizers, with a particular focus on amino acid foliar sprays.
It also provides agricultural know-how for producers.
Please call us if you have any questions.

Head Office

〒501-1151
149, 2 Chome, Kawabe, Gifu City, GifuMAP
TEL:81-58-239-1034
FAX:81-58-234-1002
E-MAIL:sansei@shk-net.co.jp

Seiwa Organic Production Association Ltd.

This company produces or procures and sells organic vegetables in Hokkaido.
It provides delicious healthy vegetables nourished by the products of a group of fertilizer manufacturers.

Head Office

〒080-0343
21-25, Nishi 7 Sen, Higashi Shikari, Otofuke Cho, Kato Gun, HokkaidoMAP
TEL:81-155-42-0831
FAX:81-155-42-2380
E-MAIL:seiwayuki@shk-net.co.jp

Seisho Co., Ltd.

This company sells fertilizers, soil improvement materials, agricultural chemicals, etc. manufactured by Seiwa Fertilizer, mainly in Fukuoka Prefecture.It also does retail sales.

Head Office

〒839-0806
3-12, Hiide Machi, Higashi Aikawa, Kurume City, FukuokaMAP
TEL:81-942-43-7794
FAX:81-942-43-8669
E-MAIL:seisyo@shk-net.co.jp

Sehi Nozai Co., Ltd.

This company sells fertilizers, soil improvement materials, agricultural chemicals, etc. manufactured by Seiwa Fertilizer, mainly in Kumamoto Prefecture.It also does retail sales.

Head Office

〒861-8002
8-21, 4 Chome, Yuge, Kita-ku, Kumamoto City, KumamotoMAP
TEL:81-96-338-1525
FAX:81-96-339-9507
Mail:seihi@shk-net.co.jp

Seiwa Shoji Co., Ltd.

This company sells fertilizers, soil improvement materials, agricultural chemicals, etc. manufactured by Seiwa Fertilizer, mainly in Nagasaki Prefecture.It also does retail sales.

Nagasaki Sales Office.

〒854-0063
2726-4, Kaizu Machi, Isahaya City, NagasakiMAP
TEL: 81-957-25-3822
FAX:81-957-25-3833
E-MAIL:nagasaki@shk-net.co.jp

Kotobuki Co., Ltd.

This fertilizer manufacturer produces pellets, “BBs”, blends, and paste fertilizers.
Its pellet fertilizer delivers a large percentage of its organic raw materials. It also sells “BB” fertilizer for the slow release of nutrients, mainly in the Kanto and Tohoku area.

East Japan Factory

〒971-8124
10-3, Aza Sunada, Onahama Sumiyoshi, Iwaki City, FukushimaMAP
TEL:81-246-58-7869
FAX:81-246-58-6126