Episode 1

Former Great Detective Nagumo Keiichiro / Mashiro's Pest Extermination

Episode 2

With Ghosts, Go for the Knees / Find the Real Thief! / Three Minutes Until Mashiro Explodes

Episode 3

Great Detective Asunaro / The Ones Who Don't Realize They're Stalkers Are the Most Dangerous

Episode 4

Murder at the Mansion of Screams / Maki-chan and the Generation Gap

Episode 5

Welcome to the World of Grown-Ups / A Midsummer Thriller / Mashiro and the Agent from the Stars

Episode 6

Mashiro Hosts Girls' Night Out / Assistant Switch!! / Battle to the Death at 100° Celsius

Episode 7

Nagumo-san's Grown-Up Allure / The Lost Child and Mashiro / The Great Detective vs. Phantom Thief Riverfake

Episode 8

Nagumo's Cyber Case File / The Phantom Thief's Method / A Detective Assistant's Day Off

Episode 9

Take Good Care of Your Smartphone / Maki-chan and Asunaro

Episode 10

Catch the Sneak Photographer! / The Bullet Bride

Episode 11

Mashiro and the Psychic of Love

Episode 12

Nagumo Dons the Haori / Producing Nagumo Detective Agency / Nagumo Detective Agency Shuts Down