Bought on Yahoo Auctions Japan a few years ago.
Size 2, fits like an L / XL.
Chest: 26 in.
Length: 28 in.
Sleeves (Raglan) : ~27 in.
Hem: 24 in.
Good condition aside from some holes in the knit cuffs, and elastic has lost some spring on cuffs and waistband.
Tokyo Enterprise / Buzz Rickson MA-1 Flight Bomber Jacket
Current updated model of same jacket from manufacturer:
https://store.toyo-enterprise.co.jp/shopdetail/000000000725/
Reversible flight jacket inspired and combined by L-2B and MA-1 jacket styles.
Main material: Twill Nylon