Hiroyoshi Tosa

Otsuka Chemical Co., Ltd. engages in the production of chemicals and diet supplements. It provides inorganic salts, bromides, hydrazine, foaming agent, polymerization initiator, preparation articles, rust-preventive agent, fire retarding material, intermediates, and electro-organic synthesis products. The company was founded on August 29, 1950 and is headquartered in Tokyo, Japan.

Otsuka Chemical Co., Ltd. engages in the production of chemicals and diet supplements. It provides inorganic salts, bromides, hydrazine, foaming agent, polymerization initiator, preparation articles, rust-preventive agent, fire retarding material, intermediates, and electro-organic synthesis products. The company was founded on August 29, 1950 and is headquartered in Tokyo, Japan.

Otsuka Chemical Co., Ltd. engages in the production of chemicals and diet supplements. It provides inorganic salts, bromides, hydrazine, foaming agent, polymerization initiator, preparation articles, rust-preventive agent, fire retarding material, intermediates, and electro-organic synthesis products. The company was founded on August 29, 1950 and is headquartered in Tokyo, Japan.

Otsuka Chemical Co., Ltd. engages in the production of chemicals and diet supplements. It provides inorganic salts, bromides, hydrazine, foaming agent, polymerization initiator, preparation articles, rust-preventive agent, fire retarding material, intermediates, and electro-organic synthesis products. The company was founded on August 29, 1950 and is headquartered in Tokyo, Japan.

Otsuka Chemical Co., Ltd. engages in the production of chemicals and diet supplements. It provides inorganic salts, bromides, hydrazine, foaming agent, polymerization initiator, preparation articles, rust-preventive agent, fire retarding material, intermediates, and electro-organic synthesis products. The company was founded on August 29, 1950 and is headquartered in Tokyo, Japan.