Games like NyanGo
Games like NyanGo include Party Animals, UNO, Liars Bar, Richman 11, and Pummel Party. We matched them by the tags players give NyanGo on Steam (Turn-Based Tactics, Tabletop, Board Game, Party Game, and Cute): closest matches first, and among equally close ones the better-known games.

Party Animals
Shared: Party Game · Cute · Funny

UNO
Shared: Tabletop · Board Game · Casual

Liars Bar
Shared: PvP · Casual · Funny

Richman 11
Shared: Turn-Based Tactics · Board Game · PvP

Pummel Party
Shared: Party Game · Board Game · Funny

Gang Beasts
Shared: Funny · Party Game · PvP

Rubber Bandits
Shared: Party Game · Cute · PvP

MECCHA CHAMELEON
Shared: Party Game · Casual · Funny

Rento Fortune: Online Dice Board Game (大富翁)
Shared: Board Game · Tabletop · Casual

Richman 4
Shared: Tabletop · Casual · 3D

Tabletop Simulator
Shared: Tabletop · Board Game · PvP

Richman10
Shared: Tabletop · Board Game · Casual

Draw & Guess
Shared: Party Game · Funny · PvP

100% Orange Juice
Shared: Board Game · Cute · PvP

Ultimate Chicken Horse
Shared: PvP · Party Game · Funny

Root
Shared: Tabletop · Board Game · PvP

Walk of Life
Shared: Party Game · Board Game · Funny

Tricky Towers
Shared: Party Game · Casual · Funny

Hasbro's BATTLESHIP
Shared: Board Game · Tabletop · Turn-Based Tactics

Just Xiangqi
Shared: Turn-Based Tactics · Board Game · Tabletop

富甲天下3
Shared: Turn-Based Tactics · Tabletop · PvP

Yacht Dice
Shared: PvP · Tabletop · Casual

Golf With Your Friends
Shared: Casual · Funny · Family Friendly

No Time to Relax
Shared: Board Game · Funny · Casual