From the HackerLinks archive

Hmmsim 2

A train simulator recommended in the Japan railways thread.

At a glance:

First seen:2026-04-19

Last seen:2026-04-19

Times seen:1

Website:jeminie.kr

The short version

A train simulator recommended in the Japan railways thread.

Why it caught our attention

A concrete game/app resurfaced as a fun rail-adjacent recommendation.

Where it surfaced on Hacker News

2026-04-19

Editorial paraphrase

The railways discussion pointed to Hmmsim 2 as a notable simulator.

Why Japan has such good railways

Also surfaced in this discussion

Why Japan has such good railways

2026-04-19