An island off the Oshika Peninsula, reached from Ishinomaki via Tashirojima. It has two ports, Aji and Nagatsura. Nagatsura is home to Ogane Shrine, regarded as the elder sister of Koganeyama Shrine on Kinkasan.
Every way to get there
- Travel time
- 54 min
- Adult one-way
- ¥1,360
- Sailings
- 3 sailings a day from Ishinomaki (9:00, 12:30, 15:30) and 3 a day from Ajishima to Ishinomaki (year-round timetable, Oct 10–25, 2026)
- First boat
- 09:00
- Last boat there
- 15:30
- Last boat back
- 15:12
- Cars
- Allowed
Travel time shown is Chuo Terminal → Aji on the high-speed boat Seacat (via Tashirojima). It takes 68 minutes to Nagatsura, and the Mermaid II sailing takes 82 minutes to Aji. Fares: ¥1,360 to Aji and ¥1,470 to Nagatsura (one way, cash only). The last return time is the last sailing from Aji to Ishinomaki (14:51 from Nagatsura). The same route also connects with Ayukawa Port (Ayukawa–Nagatsura ¥470). Cars go on Mermaid II only, up to 3 vehicles, reservation required. From Oct 26, 2026, a dry-dock timetable applies (times not yet published).
Sources (6 pages): www.ajishimaline.com・docs.google.com・www.seadream-kinkasan.com