Question 1

Where is Senge Beach?

Accepted Answer

Senge Beach is in Tonosho, Kagawa Prefecture, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Teasing Master Takagi-san 3 does Senge Beach appear in?

Accepted Answer

Senge Beach is a real place that appears in Teasing Master Takagi-san 3.

Question 3

Can I visit Senge Beach?

Accepted Answer

Yes. Senge Beach is a real place you can visit. Check what it looks like on Street View before you go.

Question 4

Where was Teasing Master Takagi-san 3 filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Senge Beach is one of those real places.