← Sources Primary source Old document — 北部上川地方の主なる地名:そのほとんどがアイヌ語に由来する(地名解) 長谷川功編 Edit History (1) Restricted archive: 0 pages. Log in to read. Bibliographic information Author 長谷川功編 Date — (unknown) Type Old document Languages Ainu, Japanese Scripts Kana, Kanji Digital access & links Website https://www.lib.hokudai.ac.jp/cgi-bin/hoppodb/record.cgi?id=0F007810080000000