1942: Joint Strike is a classic vertical scrolling shooter game released for nex-gen consoles. It was developed by Backbone Entertainment and published by Capcom. The game was released on July 24, 2008 on PlayStation Network. Below you will find the known unlockables for 1942: Joint Strike.

Unlockables:

Red and black Shinden (step by step)
– Complete the entire under the Wing King difficulty setting
– Go to the plane selection screen
– Highlight the Shinden and press Triangle
Following these three steps allows you to unlock a red and black Shinden with maximum power.