Best Onsen Ryokan in Tokyo: Hoshinoya Tokyo Decoded — Why It Costs USD 1,500+ a Night
Hoshinoya Tokyo decoded — Tokyo’s only authentic urban ryokan with a real 1,500-meter-deep onsen. An honest 2026 verdict on rooms, kaiseki dining, the ¥1.5M nightly rate, and who should book this experience over a traditional countryside ryokan.