JCM 12d: 1961 Marusan Simple Back

Fujimoto (diff #) - added 5/14/24

Inao (diff #) - added 12/7/24

Yoshida - added 12/7/24

Mori - added 12/7/24

Toyoda (one of these is not in the guide) - added 12/7/24

Tanaka - added 12/7/24

Doi - added 12/7/24