Shin chan Me and the Professor on Summer Vacation The Endless Seven-Day Journey

Hiroshi is required to go to Kyushu for business. So the Nohara entire family took the decision to stay with Misae, Kumamoto, a former friend of the family.
The group arrives at Kumamoto Station, on their journey to Assou. A stranger offers the passengers a camera that is in odd design. He demands witnesses.
With his new camera in the palm of his hand, Shinnosuke can enjoy his holiday in the stunning Assou fields and mountains in the most beautiful way. Shinnosuke was shocked to encounter creatures in the Assou fields and mountains that weren’t found in Kasukabe. There are people in the towns to aid and new friendships to build.
But, don’t they look exactly like his kids who are from his their home?

Shinnosuke saw a massive creature silhouetted against the full moon during a crisp summer evening. A man with a strange smile sits next to the monster.
A similar man handed his camera at the police station…
And he calls himself the Professor Akuno. As a result of the encounter, odd things begin happening about Assou…