Climbing Bird Don’t Touch Spikes

鳥クライミングは、これまでのスパイクで最も中毒性のゲームをタッチしないでください。

As the game name clearly gives the meaning you have a climbing bird that should not touch the spikes. Tap and your bird will start climbing. Watch for the spikes and don’t touch the spikes otherwise your bird is dead. Tap faster to climb faster. And the best thing: Climbing Bird Don’t touch spikes is absolutely free.