Business
OSHI-KATSU REPORTS
Reports
Case studies, data and field notes on Japan’s fan culture, newest first. Browse by category below, or look up a word in the Oshi-Katsu Glossary.
Business
Oshi-Katsu and Local Government
Business
Fan Travel Product Design
Business
Arcade Prizes and Fandom
Merch
The Idol Photo Trading Economy
Business
Telecom Loyalty Meets Fandom
Business
Railways and Airlines Meet Oshi-Katsu
Business
Apparel Collabs and Concept Coordination
Business
Restaurant Chain IP Collabs in Japan
Business
Karaoke Oshi-Katsu Rooms and Collabs
Business
Oshi-Katsu Hotel Plans and Concept Rooms
Merch
Origins of Fan Towels
Business
How Cinemas Make Fans Come Back
Business
Why Oshi-Color Cosmetics Sell
Business
Oshi-Katsu Leave and Allowances at Work
Business
Oshi-Katsu in Bookstores and Stationery
Merch
Why Oshi Plushies Boomed
Psychology
Why We Fall for an Oshi
Business
Good Oshi Day Campaign Design Guide
Business
Case Studies: Why Oshi-Katsu Collabs Fail
Money
Student Oshi-Katsu Money Guide
Business
Planning an Oshi-Katsu Event Fans Love
Events
Choosing Concert Binoculars by Distance
Psychology
Finding the Right Distance From Your Oshi
Events
Sansen-Fuku: Concert Outfit Guide
Psychology
Coping With Oshi Loss
Events
Fan Trip Packing Checklist
Money
Oshi-Katsu Budget Book With Template
Business
Planning a Collab Cafe That Fans Remember
Fan Culture
Heisei Retro as 2026 Oshi-Katsu
Business
Gen Z Oshi-Katsu Spending: What the Data Says
Business
Fan Marketing vs. Oshi-Katsu Marketing
Bookshelf
Idol, Burning
Money
Oshi-Katsu Savings: 7 Techniques
Bookshelf
Putting "Like" Into Words
Business
Disney vs. USJ: Oshi-Katsu IP Design
Sports
B.League and Oshi-Katsu
Bookshelf
In the Megachurch
Sports
Pro Baseball and Oshi-Katsu
Psychology
Doutan Kyohi: The Psychology Behind It
Merch
Oshi Merch Storage Ideas
Events
Your First Live Concert Guide
Sports
J.League and Oshi-Katsu
Fan Culture
The History of the Acrylic Stand
Fan Culture
Flower Stands (Furasuta): A Complete Guide
Events
Oshi Birthday Parties Without the Star
Events
Oshi Birthday Decoration Ideas
Business
Oshi-Katsu Marketing: Design Principles
Business
Oshi-Katsu Market Size 2026
Psychology
Oshi-Katsu Fatigue: When Your Oshi Feels Like an Obligation
Business