Psychology
OSHI-KATSU REPORTS
Reports
63articlesCase 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.
Merch
Anime Figures for Beginners
Merch
How to Display Posters and Tapestries
Merch
Concert Penlight Evolution & Buying Guide
Psychology
Oshikatsu and Well-Being: Joy, Strain, and Survey Numbers
Business
Oshikatsu Food Collabs: Outer Bags and Individual Wrappers
Money
How Much Do Fans Spend Monthly on Oshikatsu?
Business
Oshikatsu at 100-Yen Shops: Choosing Bases, Cases, and DIY Storage
Business
Oshikatsu & Department Stores: Reading Official Event Banners
Business
Finance Meets Fan Culture: Case Studies and Key Checks
Sports
MLB Fan Business: Bobblehead Giveaways, Sponsors & Fan Guides
Business
VTuber Market Analysis and Corporate Partnerships
Business
Oshikatsu & Convenience Stores: Genshin Impact Collab Visuals
Business
Oshikatsu and Municipalities: Lessons from Numazu & Kamakura
Business
Fan Travel Design: Location Scouting vs. Tour Packages
Business
Oshikatsu at the Arcade: Prizes, Bonuses, and Merch
Merch
Idol Photo Prints, Merch Lineups, and Blind Pack Rules
Business
Telecom Carriers and Fandom: povo and Docomo Case Studies
Business
Oshikatsu & Railways: Keihan's Sound! Euphonium Campaign
Business
Oshikatsu & Apparel: Graphic Placement and Color in Manga UT
Business
Oshikatsu x Restaurant Chains: Perks & Points
Business
Karaoke Oshikatsu Rooms and Perks
Business
Oshi-Katsu Hotel Plans and Concept Rooms
Merch
Fan Towel Shapes, Layouts, and Venue Rules
Business
Oshikatsu at the Cinema: Cheer Screening Guides & Rules
Business
Planning Oshikatsu Cosmetics: Sanrio & Precure Case Studies
Business
Oshikatsu Benefits: Paid Leave, Subsidies, and Corporate Program Design
Business
Oshikatsu at Bookstores & Stationery Shops
Merch
Choosing Oshi Plushies: Shape, Outfits, and Care
Psychology
Why We Fall For Oshi
Business
Good Oshi Day Campaign Design Guide
Business
Analyzing Collaboration Pitfalls: Purchase Limits, Blind Items, and On-Site Guidance
Money
Student Oshi-Katsu Budgets: Covering Essentials First
Business
How to Plan an Oshikatsu Event
Events
Choosing Concert Binoculars by Distance
Psychology
Setting Healthy Boundaries and Distance With Your Oshi
Events
Sansen-Fuku: Concert Outfit Guide
Psychology
Coping with Oshi Loss After Graduation or Retirement
Events
Fan Trip Packing Checklist
Money
Oshikatsu Budget Planner Guide & Templates
Business
Planning a Collab Cafe That Fans Remember
Fan Culture
Heisei Retro: Discovering the Past Today
Business
Gen Z Oshikatsu Consumption: Designing Brand Campaigns Around Demographics and Contexts of Participation
Business
Fan Marketing vs. Oshi-Katsu Marketing
Bookshelf
Idol, Burning Review: Akari’s 'Spine' and Safe Distance
Money
Planning Oshikatsu Savings by Target and Payment Date
Bookshelf
Review: Suki o Gengoka Suru Gijutsu by Kaho Miyake
Business
Disney vs. USJ: Oshi-Katsu IP Design
Sports
B.League and Oshi-Katsu
Bookshelf
'In the Megachurch' Book Review: Fandom, Faith, and Responsibility
Sports
Pro Baseball and Oshikatsu: 2026 Attendance and Collabs
Psychology
Psychology of Avoiding Same-Oshi Fans
Merch
Oshi Merch Storage Ideas
Events
Your First Live Concert Guide
Sports
J.League & Oshikatsu: From Pokémon to Local Fandom
Fan Culture
The History of the Acrylic Stand
Fan Culture
Flower Stands: From Ordering to Collection
Events
Oshi Birthday Parties Without the Star
Events
Oshi Birthday Decoration Ideas
Business
Oshikatsu Marketing: Rules and Reward Design
Business
How to Read Oshikatsu Market Size: Survey Data and Planning
Psychology
When Supporting Your Oshi Feels Exhausting
Business