Equipment is accurate as of the RBC Canadian Open (7/26/17).
Driver: Callaway GBB Epic Star (9.5 degrees)
Shaft: Graphite Design Tour AD-IZ 7X
3 Wood: Callaway XR 16 Pro (3+, 14 degrees)
Shaft: Graphite Design Tour AD-PT 7X
Driving Iron: Callaway Steelhead Pro (3 iron)
Shaft: Graphite Design Tour AD 115
Irons: Callaway X Forged 2013 (4-PW)
Shafts: Nippon N.S. Pro System3 X-Flex Prototype
Wedges: Callaway X Forged (50-12), Callaway Mack Daddy 2 Tour Grind (58-09)
Shafts: Nippon N.S. Pro System3 X-Flex Prototype (50 degrees), True Temper Dynamic Gold Tour Issue (58 degrees)
Putter 1: Odyssey White Hot RX 5CS
Putter 2: Odyssey PT09 iX Prototype
Golf Ball: Callaway Chrome Soft
WITB Notes: We spotted Ishikawa testing two different putters at the 2017 RBC Canadian Open; we will update this post when we confirm which putter he chooses to use in competition.