Masao Usui has written:
'Japanese brushes' -- subject(s): Brooms and brushes, Pictorial works
'Japanese knives' -- subject(s): Knives, Pictorial works
Eiji Usui has written: 'Shokubutsu bunkashi (Popyura saiensu)'
Masao Takahashi has written: 'Nishimura Shigeki'
Masao Minato has written: 'Nihon retto'
Masao. Hasegawa has written: 'Bijutsuten no kuroko'
Masao Yamamoto has written: 'E'' 'Omizuao'
Hajime Usui has written: 'Gyakuten e no michi' -- subject(s): History
Masao 1941- Doi has written: 'Gekokujo'
Masao. Igarashi has written: 'Kore kara no shinku tanku'
Masao Nakanishi has written: 'A model of market reaction to new products'
Masao Koizumi has written: 'Honkon' -- subject(s): Economic conditions
Masao Hosono has written: 'Nakasu sonshi' -- subject(s): History
Masao Toyama has written: 'Nihon keizairon' -- subject(s): Economic conditions