A seat belt lock device 21 includes: a main body case 23 having a seat belt insertion hole 22; a belt retaining member 24 that is supported by the main body case 23; a belt lock member 25 that restricts movement of a seat belt; a biasing unit that biases t...

A belt fixing device 11 for a child seat includes: a fixing plate 12; a cover plate 13 covering the fixing plate so as to be able to open and close, for sandwiching a seat belt between the cover plate itself and the fixing plate; a first belt passage exten...