Yes, Guam is 1 hour ahead of Nagoya year-round. When it's 9:00 AM in Nagoya, it's 10:00 AM in Guam. Neither location observes daylight saving time.
Nagoya operates on Japan Standard Time (JST, UTC+9), while Guam uses Chamorro Standard Time (ChST, UTC+10). The 1-hour difference remains constant throughout the year.
All hours work well! 8:00 AM - 5:00 PM Nagoya corresponds to 9:00 AM - 6:00 PM Guam. The minimal time difference makes scheduling easy.
Guam is a popular vacation destination for Japanese tourists, including those from Nagoya. The flight takes about 3.5 hours. Japanese is widely spoken in Guam's tourism industry, and many signs and menus are bilingual.