Tested and working Izumi Kuwata's Quarter Theory: Preparation and Course Strategy for Breaking 100 in Golf - 7 Volume Set This is a golf lesson DVD by professional golfer Izumi Kuwata. Retail price: 50,980 yen DISC 1: Putting DISC 2: Approach 1 DISC 3: Approach 2 DISC 4: Full Shot 1 DISC 5: Full Shot 2 DISC 6: Round 1 DISC 7: Round 2 It has been used a few times, but it is a used item stored at a private residence, so there is some wear and tear. Please refrain from purchasing if you are concerned about the condition. There are no issues with the operation. #golf