暦物語の扇ちゃん

神無月→pixiv #55656429 "»":[/posts?tags=pixiv%3A55656429]

This is Ougi-chan from Koyomimonogatari.

For Kaminazuki: pixiv #55656429 "»":[/posts?tags=pixiv%3A55656429]

"Shimotsuki" was old name for "November" or the 11th month in the Japanese lunar calendar; "Kaminazuki" was the name for "October" or the 10th month.