← Sources Primary source Old document — 蝦夷人民江御諭申渡通弁書付 利兵衛 Edit History (1) Restricted archive: 0 pages. Log in to read. Bibliographic information Author / recorder 利兵衛 Date — (unknown) Type Old document Languages Ainu, Japanese Scripts Kanji Digital access & links Website https://www.lib.hokudai.ac.jp/cgi-bin/hoppodb/record.cgi?id=0A022560000000000