This is not an official translation, so go to the police box nearby.
Basic rules for bicycles
Keep to the left margin of the road.
You may ride a bicycle on a sidewalk ONLY where so indicated and ONLY children younger than 13 and the elderly older than 70. Keep the rightmost margin of the sidewalk at easily stoppable speed.
It is not allowed for two persons to ride on one bicycle
except when you put your child on a child seat;
when you carry your child on your back;
and when you put your child on a child seat and carry another child on your back.
It is not allowed to hold an umbrella, a mobile phone, other things, or to listen to ipod, or whatever, while riding a bicycle.
At railway crossings or STOP signs, stop and look both ways before crossing.
Observe traffic signals at intersections.
You may cross an intersection for pedestrians.
Make a hook turn when you turn right.
Needless to say, no drink & ride.
This is not for cyclists.
Backseat passengers are also required to fasten one's seat belts.