By daylight, Marinette Dupain-Cheng and Adrien Agreste are ordinary teenagers. But unbeknownst to their family and friends, the two of them carry a huge secret...using the powers of magical creatures called Kwami, they transform into the superheroes Ladybug and Cat Noir! With a mission to protect the city of Paris from the evil Hawk Moth, the two of them must learn to cope with their new responsibilities, as well as ordinary troubles involving love, school, family, and friends. Most of all, they must learn to put their romantic feelings aside in order to perform their duty, unaware of each other's true identities.
　　The second season premiere is scheduled for a global launch around September–November 2017 in Europe, At a panel at San Diego Comic-Con 2017, it was announced that the second season would have its North American release on Netflix in December 2017, with 13 episodes to be released. KidsClick will start airing season 2 of this show in the US starting 30 August 2018, marking the first time that Season 2 of this show airing on American over-the-air television. A third season is also in development. On 22 January 2018, Zag posted on Instagram that the crew was working on a fourth and fifth season. On 31 August premiered a new series with Miraculous: Tales of Ladybug & Cat Noir which this time is in chibi style. On 5 September, 2018, Skydance Media has acquired the live-action film and live-action television rights.

　　《快樂(lè)東西3》是一部動(dòng)畫(huà)情景喜劇 ，以描寫(xiě)中國(guó)老北京胡同中，一對(duì)孿生兄妹的家庭生活為題材，故事中的人物個(gè)性鮮明、生活氣息濃郁、平易近人的情景喜劇風(fēng)格輕松自然。影片在暴笑的同時(shí)，突出刻畫(huà)中國(guó)人特有的親情、友情與愛(ài)情觀念，使人在放聲大笑的同時(shí)，領(lǐng)悟出真正的生活內(nèi)涵。

　　「のんのんびより」のあっとが角色原案を手掛ける海洋動(dòng)畫(huà)のOVA。數(shù)々のピンチを乗り越え、感動(dòng)のラストを迎えたTV系列の後日談を描く。岬明乃率いる「晴風(fēng)」の乗員たちに、新たなピンチが待ち受ける。

　　《高中艦隊(duì)》新作OVA將于2017年發(fā)售！內(nèi)容是TV版的后日談。

　　Blu-ray第2巻收錄OVA第2話