Galactic Whirlwind Sasuraiger (銀河疾風サスライガー, Ginga Shippū Sasuraigā) is a mecha anime series that aired from 1983 to 1984 in Japan.

Other loosely translated names include Sasuryger, Sasreiger, Galaxy Whirlwind Sasuraiger and Wonder Six.

It is the sequel to Galactic Gale Baxingar and the final entry of the J9 Series.

I.C Blues, a gambler, makes a bet with the boss of a criminal syndicate known as Bloody God that it is possible to navigate the entire solar system in one year.

Helping out Blues is the J9-III team, made up of Rock, Beat, and Birdy, who have purchased a super robot capable of transforming into a train from the space merchant D.D Richman.