Itsudatte My Santa!
Always My Santa ／ Always My Santa! ／ Itsu datte My Santa! ／ Itsudatte My Santa ／ My Santa ／ My Santa! ／ Watashi no Santa ／ ims ／ ซานต้าบ๊องต้องเป็นเธอ! ／ いつだってMyサンタ! ／ いつだってMyサンタ！ ／ いつだってＭｙサンタ！ ／ 我永远的圣诞老人
Description
An unlucky boy named Santa was born on Christmas Eve whose parents don't even care about meets a santa- in- training girl name Mai. She is determined to wish him the best Christmas he will ever have and it gets even better when they fall in love with each other. Mai, a Santa in training, appears in front of an unlucky boy named Santa, on Christmas Eve, promising him, she will make him happy for one night.(Source: Anime News Network)