Found in Hokkaido (Ref. 37812). Also recorded from Lake Biwa (Ref. 78994). Considered a delicacy in Japan and a cooking method has been developed wherein live dojo are dropped in a pot of cold water containing a block of bean curd (tofu); fish burrow into the tofu and get cooked in it as the water is heated up; the block of tofu when sliced show segments of dojo (Ref. 44091). Status of threat in the 2005 Red Data Book of Shiga Prefecture: data deficient so caution needed (Ref. 79825). Also Ref. 27732, 43281.
Status of threat: Data deficient (Ref. 94887).
|States/Provinces||Ehime (native), Fukuoka (native), Hyogo (native), Kagawa (native), Kagoshima (native), Kochi (native), Miyazaki (native), Nagasaki (native), Okinawa (native), Osaka (native), Saga (native), Shiga (native), Tokushima (native), Toyama (native), Wakayama (native), Yamaguchi (native)|