Japanese and U.S

Corroborated by 2 sources from 2 publishers

asiaworld3h ago

TL;DR

ABC News International Headlines

https://abcnews.com/International/wireStory/japan-us-kick-off-joint-drills-islands-regional-137376718

Fortune

https://fortune.com/2026/10/19/japan-china-us-military-drills-regional-tensions