Games like 春秋
Games like 春秋 include Manor Lords, Against the Storm, Prison Architect, Cities: Skylines, and Workers & Resources: Soviet Republic. We matched them by the tags players give 春秋 on Steam (Simulation, Strategy, RPG, RTS, and Base Building): closest matches first, and among equally close ones the better-known games.

Manor Lords
Shared: Strategy · Simulation · Base Building

Against the Storm
Shared: Simulation · Strategy · Base Building

Prison Architect
Shared: Simulation · Strategy · Building

Cities: Skylines
Shared: Simulation · Strategy · Building

Workers & Resources: Soviet Republic
Shared: Strategy · Simulation · Base Building

Crusader Kings III
Shared: Strategy · Simulation · RPG

Empires of the Undergrowth
Shared: Simulation · Strategy · Base Building

Norland
Shared: Simulation · Strategy · Base Building

Kingdoms and Castles
Shared: Simulation · Strategy · Management

Cities: Skylines II
Shared: Simulation · Building · Strategy

Dyson Sphere Program
Shared: Base Building · Simulation · Building

Foundation
Shared: Simulation · Strategy · Sandbox

RimWorld
Shared: Strategy · Base Building · Simulation

Planet Coaster
Shared: Simulation · Building · Strategy

Kenshi
Shared: RPG · Sandbox · Simulation

Dwarf Fortress
Shared: Simulation · Strategy · Base Building

Infection Free Zone
Shared: Base Building · Strategy · Simulation

Crusader Kings II
Shared: Strategy · Simulation · RPG

Anno 117: Pax Romana
Shared: Strategy · Simulation · RTS

Total War: WARHAMMER
Shared: Strategy · Simulation · RPG

Jurassic World Evolution
Shared: Simulation · Strategy · Building

Planet Coaster 2
Shared: Simulation · Strategy · Sandbox

Anno 1800
Shared: Strategy · Simulation · RTS

Ostriv
Shared: Strategy · Simulation · City Builder