Gendai basuku o shiru tame no gojissho / Shô Hagio, Hiromi Yoshida

[Tokyo] : Akashishoten , 2012

[Basque speakers in Navarre : socio-linguistic space of the institutional system and its residents] / Hisao Ishii

[Tokyo] : [Kyoritsu Women's University] , 2008

Basukugo kaiwa venshûchô = Euskal elkarrizketa / Yoshida, Hiromi (ed.) ; Tomás Eceizabarrena

Tokio : Daigakushorin , 1987

Basakugo kiso 1500 go / Hiromi Yoshida (ed.)

Tokyo : Daigakushorin , 1990

Basque go nyûmon = Manual de lengua y cultura vascas / Tadao Shimomiya ; [bajo la dirección de Patxi Altuna]

Tokyo : Taishukan , 1979