GUIDES

Japan, explained in plain terms.

Practical write-ups on the parts of Japan that trip people up — for visitors and residents alike. Plus a few short notes on how MORISTACK itself works.

Practical guides

• Cash vs IC Card in Japan 2026: When You Still Need YenWhere IC cards (Suica, Pasmo, ICOCA) work, where cash is still required, and how much yen to bring for a typical trip.Read guide →
• Onsen and Sento With Tattoos: What's Actually AllowedWhether tattoos are allowed at Japanese onsen and sento, how to find a tattoo-friendly bath, cover-up stickers, and basic bathing etiquette.Read guide →
• Health Insurance vs Travel Insurance in Japan: How Payment Actually WorksThe difference between a Japanese hoken-sho and foreign travel insurance at a clinic: who pays what, when, and what paperwork each system needs.Read guide →

Notes on how we work

• How MORISTACK handles your requestWhat happens between sending a request and the work starting — step by step.Read guide →
• CALL vs PLAN — which one fits your requestDifferent services, different jobs. A short guide to picking the right one before you send the form.Read guide →
• What 'reviewed up front' actually meansA working principle, broken down into what it does in practice.Read guide →