Guide: Stamp 19 - Listened to Hakosuke's trumpet!

How to get Stamp 19

Hakosuke's house is in the southeastern part of Fuji City. It's blocked by a fence and some crates.
To reach his house, follow the Next City sign south, and then make a left turn before crossing the bridge.
Carefully drive around the edge of the island until you reach the road that winds around to his house.
Then enter the house and listen to his trumpet.