Chari Loto, Be a billionaire

Chari Loto is a new loto system in Japanese original gamble "Keirin" ("Chari" is a slang which means "Bicycle" in Japanese)
Keirin is track race of bicycle (so-called "Piste"/ yes, ofcouse "Fixed Gear").
It will start from April 15th.

The system of Chari Loto is more simple than playing keirin race.
Just buy a lottery ticket 7 numbers are printed on. If these numbers match the number of the first prize in each race of last 7 races, you win 1.2 billion yen at the maximum.