On the other hand, there were many weak points to be improved, such as poor portability where live coals and matches must be always carried, danger of an accidental fire, extreme vulnerability to rainy weather and so on, and in night battles the enemy could easily see the position of the shooter.
その一方で、火種・火縄を常に持ち歩く携帯性の悪さや失火の危険、夜戦で敵にこちらの位置を教えることになる、雨天に極端に弱い等、改善すべき弱点はまだ数多かった。