Longest human tunnel travelled through on a skateboard by a dog

According to Official Guinness Records,

Longest human tunnel travelled through on a skateboard by a dog

For a complete list of 2017 records, please visit 2017 Guinness Records in Japan.

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Other Japan records that might interest you:

• Most people wearing yukata
• Largest bon dance
• Largest noodle-making lesson
• Most skips over a single rope in one minute by a team
• Largest origami lei
• Most jelly beans eaten with chopsticks in one minute
• Largest marker pen