Seikan Ferry connects Hakodate (Hokkaido) and Aomori in 3 hours and 50 minutes. This route will give you a more local feel.

If you are interested in Hakodate, this video is from my second channel.
   • 24 Hours in Hakodate, Hokkaido | Japa...  

Aomori & Hirosaki Food Tour
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Thanks for watching