Mirai Sentai Timeranger

It's the 23th sequel of the series from Super Sentai right after Kyuukyuu Sentai GoGoFive which is the 22th sequel. If you would like to watch the super sentai series chronologically.

It's the 24th sequel of the series from Super Sentai right after Mirai Sentai Timeranger which is the 23th sequel. If you would like to watch the super sentai series chronologically.

Both series are very serious Tokusatsu with silly moment also present. Both series have a dark story that deal with issues of family.

Both are detective theme shows
Both have the same team color pallet
Both have crime organization villains

Both feature time traveling
Both were written by Yasuko Kobayashi
Both feature characters from time(past/future)
Both feature "tough/strong yellow" archetypes

It's the very first Super Sentai series what made many of it's successors possible. If you want to watch the original first season of the Super Sentai series.