歡樂課程（HAPPY★LESSON）是電擊G's雜誌（MediaWorks發行）於1999年4月號至2002年9月號連載的讀者參加計劃。從眾多讀者所投稿的內容，選出了「孤獨的主人公與五位『媽媽』同居」的故事。連載開始前，暫時以「流行少女通訊」稱呼，略稱為ハピレス。
插圖由佐佐木睦美操刀。在本誌連載時，由植田亮主要負責作畫的部份。但連載時只使用「G's雜誌編輯部」這個名稱。
HAPPY★LESSON The Final
動畫版完結篇OVA，全三話 ，最後似乎從五位媽媽變為五位新娘。
磁力鏈接（Magnet URI） ：
引用:
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