Umasa Bobo is sung by "Yaokin official artist" and "Umai Band". It seems that Mr. Ikuro of Watanabe Flower, who worked on NHK Minna no Uta "Tan Tan Tan", is in charge of writing and composing.
From the same day, "Umaibo Original T-shirt" will be on sale to commemorate the 35th anniversary. The lineup includes a design (limited quantity) that picks up the predecessor of Umaibo, "Umaibo Bar (Mama's taste)", and a total of four types with motifs of mentai, cheese, and corn potage. The price is 2,500 yen (excluding tax). You can purchase it at "Delicious Backorder Fantasia (Rakuten Ichiba)".