Japan - Statistics & Facts

data japan 2024Key information about Japan population. The Japan population reached 123.7 million people in Dec 2025, compared with the previously reported fure of 124.3 million people in Dec 2025;Despite a slht drop from fiscal 2025, Japan’s fiscal 2025 budget tops ¥110 trillion for the second consecutive year. The government approved a ¥112.1 trillion budget for fiscal