NJPW Tanahashi Jam was a New Japan Pro-Wrestling (NJPW) event produced by Hiroshi Tanahashi and held on June 29, 2025, at Aichi Prefectural Gymnasium in Nagoya, Japan, headlined by Hiroshi Tanahashi & Naomichi Marufuji vs. Kaito Kiyomiya & Ryohei Oiwa.