7.3/1065 votes#1 - New Student from Another Dimension
Season 1 Episode 1 - Aired 7/5/2024
Okumura may not be interested in 3D girls, but he's surprised when he discovers that he and Ririsa share similar passions.
Director: Kozo Kaiho
Writer: Takawo Yoshioka
7.6/1051 votes#2 - Cosplay Group Potential?
Season 1 Episode 2 - Aired 7/12/2024
Mikari is a new student at school and all the boys are crazy for her since she's a model. She also happens to be Okumura's childhood friend.
Director: N/A
Writer: N/A
7.6/1050 votes#3 - Lili x Miri
Season 1 Episode 3 - Aired 7/19/2024
Mikari doesn't get why Okumura and Ririsa love cosplay, but she's willing to give it a shot if it means winning the heart of the boy she loves.
Director: N/A
Writer: N/A
7.8/1046 votes#4 - Time for Our First Event!
Season 1 Episode 4 - Aired 7/26/2024
Okumura and Ririsa head to their first cosplay event, but all they can think about is how much this feels like a date!
Director: N/A
Writer: N/A
8.4/1043 votes#5 - First Event Is Over!!
Season 1 Episode 5 - Aired 8/2/2024
Ririsa dazzles the entire venue with her amazing Lilliel cosplay, but now she and Okumura need to handle her newfound popularity.
Director: N/A
Writer: N/A
7.9/1041 votes#6 - Tips From a Master
Season 1 Episode 6 - Aired 8/9/2024
There’s a special bond between cosplayers and photographers, one that Mikari can’t help but be jealous of.
Director: N/A
Writer: N/A
8.1/1040 votes#7 - We Need an Advisor!
Season 1 Episode 7 - Aired 8/16/2024
The Manga Club needs an advisor or else Okumura and Ririsa will lose their club-room! The new teacher could help, especially since she seems very familiar.
Director: N/A
Writer: N/A
7.9/1040 votes#8 - Do You Love Cosplay?
Season 1 Episode 8 - Aired 8/23/2024
Okumura and Ririsa don't want to hide their activities from the school and decide to participate in an upcoming cosplay event as an official club activity.
Director: N/A
Writer: N/A
8.1/1037 votes#9 - You're Not Liliel!
Season 1 Episode 9 - Aired 8/30/2024
Nagomi is the star of the event, and her words shook Ririsa to her very core. Now it's up to Okumura, Mayuri and the others to restore her confidence.
Director: N/A
Writer: N/A
7.8/1036 votes#10 - Mayura vs. Nagomi!!
Season 1 Episode 10 - Aired 9/6/2024
The legendary Mayura has returned, and now two Queens of Cosplay square off during the photo-shoot.
Director: N/A
Writer: N/A
7.9/1033 votes#11 - My Enchanted Armor
Season 1 Episode 11 - Aired 9/13/2024
Nagomi realizes she can just have fun with cosplay, just like Ririsa. When the two cos-players meet later on, a new friendship blooms.
Director: N/A
Writer: N/A
7.7/1033 votes#12 - Five Rising Stars
Season 1 Episode 12 - Aired 9/20/2024
The good news is that the Manga Club can keep the club room! The bad news is that their cosplay activities must remain a secret.
Director: N/A
Writer: N/A
7.5/1030 votes#13 - Can We Be Friends?
Season 1 Episode 13 - Aired 9/27/2024
Nonoa wishes to befriend Ririsa, but the rising star of the cosplay world has a big problem: her social skills are non-existent.
Director: N/A
Writer: N/A
7.3/1027 votes#14 - Together with You
Season 1 Episode 14 - Aired 10/4/2024
Okumura and Nonoa have a heart-to-heart. Perhaps it will give the shy cos-player the courage to clear up the misunderstanding between her and Ririsa.
Director: N/A
Writer: N/A
7.3/1026 votes#15 - I'll Keep Evolving
Season 1 Episode 15 - Aired 10/11/2024
Ririsa and Nonoa have cleared up their misunderstanding and are now friends. While memories of her middle school experiences linger, Nonoa is determined to move forward.
Director: N/A
Writer: N/A
7.1/1026 votes#16 - Your Way, My Way
Season 1 Episode 16 - Aired 10/18/2024
Aria certainly has potential, but her costume seriously lacks substance. Now, it’s up to the Manga Club to give her a crash course in cosplay and all things otaku!
Director: N/A
Writer: N/A
7.6/1023 votes#17 - Comrades in (Cosplay) Arms
Season 1 Episode 17 - Aired 10/25/2024
Aria confides in the Manga Club about her estranged father and her passion for cosplay. Touched by her story, the club members vow to help Aria accomplish her dream.
Director: N/A
Writer: N/A
8.3/1027 votes#18 - Destiny
Season 1 Episode 18 - Aired 11/1/2024
The Manga Club rallies around a devastated Aria after she breaks the news. Fortunately, Okumura can't help but feel there's more to the story than what Aria overheard.
Director: N/A
Writer: N/A
7.7/1024 votes#19 - Time for Summer Comiket!
Season 1 Episode 19 - Aired 11/8/2024
The Manga Club arrive at Summer Comiket and are determined to give their cosplay their all. Unfortunately, cos-playing as a group is harder than it looks.
Director: N/A
Writer: N/A
8.2/1025 votes#20 - The World We Create with Our Friends
Season 1 Episode 20 - Aired 11/15/2024
Coordination isn’t their only problem. The Manga Club must also deal with the bane of cosplayers everywhere: heat.
Director: N/A
Writer: N/A
8.8/1036 votes#21 - The Protagonist's Story
Season 1 Episode 21 - Aired 11/22/2024
Ten years is a long time to dwell on guilt. An estranged father’s regrets, and a determined daughter’s wish are about to arrive at a crossroads.
Director: N/A
Writer: N/A
8.1/1023 votes#22 - This Wonderful World
Season 1 Episode 22 - Aired 11/29/2024
Okumura and Ririsa happen to be alone together for once, but that doesn’t mean it’s now a date, right?
Director: N/A
Writer: N/A
8.6/1019 votes#23 - Manga Club On the Beach
Season 1 Episode 23 - Aired 12/6/2024
Okumura realizes he needs to understand his friends more, and what better place to do so than at the beach?
Director: N/A
Writer: N/A
7.9/1024 votes#24 - 2.5-Dimensional Ririsa
Season 1 Episode 24 - Aired 12/13/2024
Love is messy and doesn’t work in real life like it does in anime. When Okumura overhears a heartfelt conversation, he worries what it means for the future.
Director: N/A
Writer: N/A
The Best Episodes of 2.5 Dimensional Seduction Season 1
Every episode of 2.5 Dimensional Seduction Season 1 ranked from best to worst. Discover the Best Episodes of 2.5 Dimensional Seduction Season 1!
When cosplayer Ririsa joins Okumura's manga club, the line between 2D and 3D blurs when she asks him to be her photographer.
Genres:AnimationComedy
Network:Tokyo MX
Season 1 Ratings Summary
"New Student from Another Dimension" is the best rated episode of "2.5 Dimensional Seduction" season 1. It scored 7.3/10 based on 65 votes. Directed by Kozo Kaiho and written by Takawo Yoshioka, it aired on 7/5/2024. This episode is rated 0.3 points higher than the second-best, "Cosplay Group Potential?".