Marble run healing sound ☆ Wooden undulation course like Cuboro

A wooden ASMR with a soothing sound. A course with a square wooden hole. This is very similar to Cuboro.
A wonderful ASMR wooden undulation course.
The undulating course made by a Japanese carpenter also makes a healing sound 💛

Marble Run ASMR ☆ Marbles rolling through wooden holes

Marble Run ASMR ☆ Pottery and wooden course