TV ShowEnded

Hey Detective, Your Backpack is Open!

8.0 / 10

2026

1 season

8 episodes

DramaComedy

A quirky detective-inventor tackles bizarre cases with a laid-back style, surrounded by his outrageous inventions.

What critics are saying

Verdicts use the same scale as your list: highly recommended through avoid — plus optional scores and blurbs.

Highly recommended Recommend Give it a go Neutral Avoid

Nobody on Critic, Sir! has logged a verdict for this title yet. The silence is either respectful or suspicious.

Cast

Ryuhei Matsuda

Hikaru Takahashi

Koji Ohkura

Shingo Mizusawa

Yuki Katayama

Ken Mitsuishi

Kitaro

Mieko Harada

Find this title on Amazon

Digital

Amazon mixes rent, buy, and Prime in one place — one search covers the usual options.

Physical edition

Official merchandise

As an Amazon Associate, Critic, Sir! earns from qualifying purchases. Full disclosure