Normally, the route is Oarai → Tomakomai, Niigata → Otaru.
For those who love driving themselves, the route is Hachinohe → Tomakomai, Aomori → Hakodate.
This time, I went even further, from Oma to Hakodate.
Text-to-speech software:
VOICEVOX: Himari Meimei