당구백서(Billiard Bible)

'Billiards White Paper' is a 'billiards learning app' that explains basic guidelines, strategies, and techniques for billiards. There has never been a billiards app like this! A shortcut to becoming a billiard master. Billiard learning app with Gunho TV. Let's study the shots of famous pros with Gunho. Equipped with B-note (ball placement memo function) for billiards learning!