Commercialized a prototype with a panoramic green car built around 1988.

The black underfloor, the large JR mark on the side, and the gray H rubber that were seen at the time of appearance are accurately reproduced.

Kuha 381 is a prototype in the 0s. The shape of the front has been reviewed to reproduce a more realistic appearance.

The nickname plate of Kuro 381 is already attached with "Shinano". Includes "Spur Tsugaike", "Spur Tsugaike / Happo", and "Temporary" for replacement.

Reproduce the JNR limited express color with the band of red No. 2 on cream No. 4.

The intermediate connection part uses a body mount close-coupled coupler without hooks. A dummy coupler is used at the beginning of Kuha 381. The basic set comes with a coupler for connecting the attached train and a skirt as replacement parts.

Equipped with KATO's original pendulum mechanism that tilts the vehicle body inward when entering a curved section like the actual vehicle.

A power unit with a flywheel is used to achieve stable driving.

A destination display sticker is included.

An additional set of vehicles can be stored in the basic set book case. 9-car full train can be stored in one book case.