The new ASICS Solution Speed FF4 with Yuhi Tanigaki

In this episode of the Functional Tennis Podcast, I’m joined by Yuhi Tanigaki, Product Manager for Tennis Footwear at ASICS, to go behind the scenes of the new Solution Speed FF4.Yuhi plays a central role in shaping ASICS tennis shoes, working closely with designers, researchers, professional athletes, and recreational players to turn feedback into real on court performance.We cover what actually goes into building a modern tennis shoe and how small changes can make a big difference.In this episode, we discuss:How long it really takes to develop a tennis shoe from first idea to retailWhat stayed consistent from the original Solution Speed and what has evolvedThe key updates in the Solution Speed FF4 and how they affect feel and movementHow ASICS balances speed, comfort, and durability without adding weightThe role of athlete feedback, including insights from Belinda BencicDifferences between what professional players and recreational players valueWhy ASICS sees the FF4 as an evolution rather than a complete redesignWhich type of player the Solution Speed FF4 is built forThis episode is a deep dive into tennis footwear design and a rare look at how performance products are actually created behind the scenes.