S4 E1: I'm Here O-O-O-No Shinnosuke

S4 E2: Go Monsters Busters

S4 E3: At School Monster In The Classroom

S4 E4: Hot Spring Party People

S4 E5: Rain Is The Serenade For Strays

S4 E6: Good Harvest Forest Of Terror

S4 E7: Part 1 Find Mom

S4 E8: Part 2 Find Mom

S4 E9: Goodbye And Then

S4 E10: Disruption Monster Panic

S4 E11: Most Evil Monster President

S4 E12: We're Monster Busters

S4 E13: Farewell, O-O-O-No Shinnosuke