Why you loved it
Anime like Rainbow
Not everyone loves Rainbow for the same reason. Pick the one that was yours, and the picks follow.

The 3 reasons people love Rainbow
Read them all. One will sound more like you than the others.
You like seven cellmates who would do anything for each other.
You can take a hard story set in the ruins of postwar Japan.
You like getting to know each boy and what brought him there.
Picks that share your reasons

In This Corner of the World2016
- getting to know each boy and what brought him there
Good for you if you like Suzu, dreamy and stubborn, keeping a household going.

X2001
- a hard story set in the ruins of postwar Japan
Good for you if you can take a dark story where childhood friends end up on opposite sides of the apocalypse.

A Silent Voice: The Movie2016
- getting to know each boy and what brought him there
Good for you if you like a guilty boy who can't look people in the face.

Banana Fish2018
- seven cellmates who would do anything for each other
- a hard story set in the ruins of postwar Japan
Good for you if you want a crime story with no comfort in it.

The Green Mile1999
- getting to know each boy and what brought him there
Good for you if you like guards and prisoners becoming people to each other.

Great Teacher Onizuka1999
- getting to know each boy and what brought him there
Good for you if you like watching troubled students open up one by one.

Gangsta.2015
- seven cellmates who would do anything for each other
Good for you if you like the bond between Worick and Nicolas, partners since they were kids.

Giovanni's Island2014
- seven cellmates who would do anything for each other
Good for you if you like a friendship that grows across a language barrier.

Berserk1997
- seven cellmates who would do anything for each other
- a hard story set in the ruins of postwar Japan
Good for you if you can take a cruel medieval story that only grows darker.
Reasons taken from Rainbow's card. Picks from the Ipsomap catalogue. This application uses TMDB and the TMDB APIs but is not endorsed, certified, or otherwise approved by TMDB.
That's one anime.
Ipsomap does this with everything you watch. Write a few honest lines after each one, and it works out which reasons are yours, then finds picks that share them.
Find your reasonsShould you watch Rainbow?More titles, by reasonWhy we don't do top-ten lists