Neko Oji: Salaryman reincarnated as a kitten! - Ch. 585.5 - December Calendar/Wallpaper

[MangaDex]

 

[EggMiner]

With the amount of merchandise the author has managed to secure for this manga, I wouldn't have been surprised if the snow globe and the dog plush were real merch.

 

[JDSquare13]

Pg 1 - Aww Warmly-Dressed Pun-tan & Tepu-chan

Pg 2 - DEL TORO-SAN!!!

 

[EchoGirl]

A pun-chan snow globe would be cute

With the amount of merchandise the author has managed to secure for this manga, I wouldn't have been surprised if the snow globe and the dog plush were real merch.

plushies are more common but i've seen some fandom snowglobes before