List of main Trading Houses
Bitoen
Bizando
Fukueido
Inoue Shoten
Jizen Shoten
Kaburagi Seizo
Kinkodo
Kuroda Ryukado
Maekawa Kogetsudo
Nakamoto Gyokusendo
Nakamura Chojudo
Shokan Shoten
Suya Kuhei
Takahashi Hokuzando
Tsuji Shoten
