Based on the very popular TV animation "Mobilesuit Gundam", this game covers the dogfight between mobilesuits.
Basically this game uses the mechanism of "Down in Flames". Each player acts as a pilot of a mobilesuit and alternatively plays a card to match the other players card which simulates a countermove against enemy's move.

By the way, "Zaku" is a name of the most common and popular mobilesuit of Zion army.

9 sheets of mobilesuits cards
9 sheets of action cards
1 countersheets
1 rulebook (14 pages)
1 logsheet
1 playaid

The website (Japanese) is
http://solger.sblo.jp/article/7357127.html