This is the most famous Shonbenkozo in Japan. Make sure you take a photo with him. It has a great view of Iya Valley. Iya valley has a great Koyo in Autumn.
Iya Manikinis Piss, or Shonbenkozo, (祖谷渓のしょんべん小僧) the most famous scripture in Tokushima. It is located in the middle of Iya Valley. He Ps on the rock of 200m high hard cliff . Kid used to P here for testing their nerve.
Tourist Info.
No parking or restroom.
You can park on the street, but be careful.
Never go over the fence.
Access
Need a car. It is located on route 32.
15 min
New Wave Samurai Movie. 
映画好き集まれ！ 
This is the most famous Shonbenkozo in Japan. Make sure you take a photo with him. It has a great view of Iya Valley. Iya valley has a great Koyo in Autumn.