National Route 224 is a national highway of Japan connecting Tarumizu, Kagoshima and Kagoshima, Kagoshima (via Sakurajima) in Japan, 14.2 km (8.82 mi) in length.

References

  1. ^ "一般国道の路線別、都道府県別道路現況" [Road statistics by General National Highway route and prefecture] (PDF) (in Japanese). Ministry of Land, Infrastructure, Transport and Tourism. Retrieved 18 February 2020.