Introduction The Japan fitness app market extends well beyond workout tracking. According to Polaris Market Research, the market was valued at USD 2.21 billion in 2024, with a 2025 estimate of USD 2.80 billion and a projection of USD 24.42 billion by 2034, at a CAGR of 27.2% over 2025 to 2034. The report segments the market by type, platform, and device, giving B2B readers a view of where...