Sendai

One full day for Sendai's main sights. Two days lets you add Matsushima Bay and Akiu Otaki Falls. As a Tohoku base, three nights opens up Yamadera and Zao Onsen day trips.

Date Masamune deliberately planted gardens, temples, and tree-lined avenues when designing Sendai in 1601. The city's wide boulevards (especially Jozenji Street) and abundant zelkova trees give it a leafier feel than typical Japanese cities — earning the nickname "Mori-no-Miyako" (City of Trees).

Yes — Sendai's Tanabata (August 6-8) is one of Tohoku's three great festivals. The streets are festooned with hand-made paper streamers, and the city's population doubles. Hotels book 6+ months ahead.

Date Masamune's samurai history, gyutan (beef tongue), zunda (sweet edamame paste), the Tanabata Festival, the Pageant of Starlight illuminations, and access to Matsushima Bay (one of Japan's three great views).

Possible but tight. The 90-minute shinkansen makes it doable for Aoba Castle, Zuihoden, and gyutan lunch. Add Matsushima and you really need an overnight.

No — Tohoku is generally cheaper than Tokyo. Mid-range hotels start ¥8,000/night. A gyutan dinner runs ¥2,500-3,500. Public transport is affordable; the JR East Tohoku Pass is good value for multi-day Tohoku visits.

The Akiu Otaki Falls (one of Japan's three great waterfalls) 30 minutes west, the Akiu Onsen ryokan strip in the gorge below the falls, and the morning fish auction at Yuriage Port — all reachable on a half-day trip from central Sendai.

Beyond the obvious draws, Zuihōden Mausoleum, Sendai Castle Ruins (Aoba Castle), Jozenji-dori Avenue, Sendai Mediatheque, Rinnōji Temple, Yamadera (Risshaku-ji Temple), Ichibancho reward travelers willing to step off the main route — local pace, fewer crowds, and a closer feel for the everyday rhythms of the region.