Given that Boowy disbanded in 1988 (following their legendary "Last Gigs"), you cannot buy these new. Your hunting grounds include:
What makes the Boowy Moral Zip stand out from run-of-the-mill concert tees? Artistry. The pieces were not mass-produced by a generic third party; they were often designed in collaboration with notable Japanese streetwear pioneers of the Showa era.
BOØWY’s look was black leather, sharp lines, and attitude. Your "Moral Zip" extends to how you present yourself:
Authentic pieces often feature "stage wear" provenance. The most valuable Boowy Moral Zip jackets are those that show "warpaint"—actual smears of makeup, sweat stains, or buckle scratches from being worn in mosh pits. A jacket rumored to have been owned by Kyosuke Himself sold at a private auction in 2019 for ¥2.5 million (roughly $18,000 USD).
If you are lucky enough to find one listed on Yahoo Japan Auctions or a vintage forum like The Fedora Lounge, here is your checklist: