https://mainichi.jp/articles/20240323/k00/00m/010/164000c
It just came out that Japan wont be adopting either the M-346 or T-7A for it's next generation trainer, but will be jointly developing a new trainer with the US. There isn't much info on the program right now such as what companies are involved, but current speculation is that the program will either be for the JASDF and for Navy UJTS or the USAF ATT program outside of the T-7A adoption.
It just came out that Japan wont be adopting either the M-346 or T-7A for it's next generation trainer, but will be jointly developing a new trainer with the US. There isn't much info on the program right now such as what companies are involved, but current speculation is that the program will either be for the JASDF and for Navy UJTS or the USAF ATT program outside of the T-7A adoption.