BR2 Aichi E13A

Aichi E16A - Wikipedia
BR1

Mitsubishi F1M - Wikipedia
THE Aichi has a small bob load but two forward 20MM cannons and a 13MM tail gun giving it some defense and ability to Straif. The F1M only has a small bomb load and two guns for defense. Both are seaplanes that could land and take off from any map with water.