Is Grand Blue coming back?

Grand Blue (2018–present) — comedy · anime on MBS

The answer: Currently airing — last episode September 14, 2026.

Genre: Comedy · Anime
Network / streamer: MBS
Premiered: July 13, 2018
Runtime: ~30 min per episode
TVMaze rating: 6.0 / 10

3seasons

36episodes

6.0/ 10

About Grand Blue

Grand Blue's return date is unconfirmed. The show last aired its most recent episode on September 22, 2025.

Grand Blue is a comedy anime series that first premiered on July 13, 2018, on MBS. The story was set in a seaside town and followed Iori Kitahara, a college student who moves into his uncle's scuba diving shop in Izu. The series depicted his humorous attempts to enjoy college life amidst a group of rowdy upperclassmen, often involving alcohol and seaside antics, though his plans were frequently derailed by unexpected events.

Each episode had a runtime of approximately 30 minutes. The series spanned two seasons, with the first airing in 2018 and the second in 2025, ending on September 22, 2025.

Grand Blue episode schedule

36 aired

Aired · 36

Date	Ep.	Title
September 21, 2026	S3·E12	Back in Okinawa (B-Side)
September 14, 2026	S3·E11	Back in Okinawa (A-Side)
September 7, 2026	S3·E10	Lottery
August 31, 2026	S3·E9	Ordeals
August 24, 2026	S3·E8	Mixer, Round 2
August 17, 2026	S3·E7	Mother
August 10, 2026	S3·E6	Assist
August 3, 2026	S3·E5	TV Special
July 27, 2026	S3·E4	The Oceans of Palau
July 20, 2026	S3·E3	Saving Private Passport
July 13, 2026	S3·E2	Homecoming
July 6, 2026	S3·E1	Unfinished Business
September 22, 2025	S2·E12	Now We're Even
September 15, 2025	S2·E11	Let's Go to an Uninhabited Island!
September 8, 2025	S2·E10	Movie Date
September 1, 2025	S2·E9	Are You In Love?
August 25, 2025	S2·E8	Coworkers
August 18, 2025	S2·E7	The Charpy Impact Test
August 11, 2025	S2·E6	Back to the All-Girls College
August 4, 2025	S2·E5	First Time at a Women's University
July 28, 2025	S2·E4	Ticket Scramble
July 21, 2025	S2·E3	Association
July 14, 2025	S2·E2	Brother
July 7, 2025	S2·E1	Sister
September 28, 2018	S1·E12	Otori
September 21, 2018	S1·E11	You Have the Wrong Idea
September 14, 2018	S1·E10	Arrival in Okinawa
September 7, 2018	S1·E9	Shopping
August 31, 2018	S1·E8	Men's Cocktails
August 24, 2018	S1·E7	Doubles

Show 6 earlier episodes

August 17, 2018	S1·E6	First Buddy
August 10, 2018	S1·E5	Too Late
August 3, 2018	S1·E4	The Male Beauty Pageant
July 27, 2018	S1·E3	A New World
July 20, 2018	S1·E2	Underwater
July 13, 2018	S1·E1	Deep Blue