The Treasure Map

One day when Snorkmaiden and little My laws pancakes, Sniff and Moomin find a treasure map in the basement. They immediately went out on a treasure hunt. Meanwhile Hatifnats come to the Moomin house for a Hatifnat has fallen down the well. When Hatifnats leave, will Moominpappa remember treasure map that Sniff and Moomin and showed him and is terrified that there is no buried treasure without Hatifnats becomes electrical insulation where the thunderstorm. It is becoming a lightning storm and Moomin dad goes off to rescue Moomin and Sniff. When the Moomin dad gets there, the Moomin so happy to Moomin father had come to save him and rushes to the Moomin was the father who hugs him and says he was so afraid for losing his son. Moomin and Moominpappa hugging each other in the rain and Sniff is so moved that he burst into tears.

Snufkin

The last 26 episodes of Tanoshii Moomin Ikka were called "Tanoshii Moomin Ikka Boken Nikki" (Happy Moomin Family Adventure Diary).