As Japan increases the range of its munitions to counter regional threats, the ability to launch them from different systems to maximize flexibility is becoming an important factor in deciding which weapons to field.

While several long-range, precision-guided projectiles can already be deployed from aircraft, submarines and ground launchers, only a few can be fired from howitzers. And even then, these guided artillery shells often have a limited range of between 26 and 70 kilometers.

This, however, could soon change.

AloJapan.com