Question 1

Where is Lake Biwa senmatsu ?

Accepted Answer

Lake Biwa senmatsu  is in Kusatsu, Shiga, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Love, Chunibyo & Other Delusions! does Lake Biwa senmatsu  appear in?

Accepted Answer

Lake Biwa senmatsu  appears in OP of Love, Chunibyo & Other Delusions!.

Question 3

Can I visit Lake Biwa senmatsu ?

Accepted Answer

Yes. Lake Biwa senmatsu  is a real place you can visit. Check what it looks like on Street View before you go.

Question 4

Where was Love, Chunibyo & Other Delusions! filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Lake Biwa senmatsu  is one of those real places (OP).