- High grade (HG) specifications
- Reproduces the modified leading car Kuha 188 type with a new production
- The Ivy Green color has been changed to be more similar to the real car
- ATS on-board sub parts included
- Toilet tank is already installed
- Door rail, JR mark, green car mark, car number, non-smoking car sign are already printed
- Head and tail lights and train mark are equipped with a constant lighting board and ON-OFF switch
- Head and tail lights and train mark are lit by incandescent color LEDs
- Train The in-mark lights up in a color close to white due to the use of a color prism.
- Comes with a printed train mark "Asama" and replacement "Soyokaze, Marine City Asama"
- Uses a flywheel-equipped power source
- Uses a new current collection system and black wheels
- Uses an M-13 motor
- The driver's side of the KUHA 188-602 model is equipped with a TN coupler (SP)
- The driver's side of the KUHA 188-102 model is equipped with a dummy coupler with a coupler cover
- Each coupling side is equipped with a TN coupler (SP) with piping as standard
- Compatible with Interior Lighting Kit Tomix 0733