The Harushio is called a third generation submarine, and utilizes complete double shell system and a tear fall type hull. The silhouette resembles the Yushio kind, but there is however a projection element of the countermeasure cleverness sonar in which it differs inside the appearance extending towards bow top which makes it is achievable to tell apart them. The hull ended up being extended about 1 meter in total size attendant upon within warship room improvement when compared to the Yushio kind. It truly is theoretically produced by the sooner Yushio program, but quiet running attribute are strengthened and there are several improvements in underwater capability.