Creamy Mami: Forever Once More
魔法の天使クリィミーマミ 永遠のワンスモア (original)
Starring Takako Ohta, Saeko Shimazu, Akira Murakami, Hirotaka Suzuoki, Kaneta Kimotsuki, Kazuhiko Inoue, Masahiro Anzai, Mika Doi, Naoko Matsui, Ryûji Nakagi
It's a animation and comedy movie, and has a rating of 7.3 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Germany.