Our challenger this time is Ayatar, Japan resident and Thai influencer. An Ikebukuro, Tokyo, rooftop aquarium is the setting for his harrowing mission. Alongside 8 aquarium keepers he'll have to scoop out a jaw - dropping 500 moon jellyfish one by one in buckets, clean the entire aquarium by hand, and return the jellies safely to their Tokyo rooftop home. With only 5 hours to finish the job, will they be able to succeed?

Our challenger this time is Ayatar, Japan resident and Thai influencer. Birds like pigeons and crows can cause real damage. Enter the 1,000-year-old profession of the Takajo, or Japanese falconer. Through their mastery of the fearsome hawk, they use traditional hunting techniques to drive avian pests from urban sites like factories. But will Ayatar be able to master the techniques needed in just 3 days?! His struggle for control over the skies has begun!

Whether from ageing or a lack of exercise, Japanese dogs increasingly need rehabilitation. Vietnamese YouTuber, Haii, joins a canine mobility specialist.