Season 1 poster
24 episodes

2.5 Dimensional Seduction - Season 1

First aired Jul 5, 2024Season 1

Okumura, president of the Manga Research Club, once again spends his day alone in the clubroom, shouting the name of his beloved 2D character, Liliel, displayed on the screen…Then, to Okumura’s clubroom comes a 3D girl named Ririsa Amano, who says, “I want to become Liliel.” She loves the sexy and cute “costumes” of girls appearing in manga. And she’s a fellow otaku who loves Liliel just as much as Okumura! Ririsa reveals to Okumura that her secret hobby is cosplay, and she shows him a collection of ROMs filled with photos and videos of her cosplay to convey her passion.

Episodes

New Student from Another Dimension still

Episode 1

New Student from Another Dimension

7.7
Jul 5, 202424 min7 votes

Okumura may not be interested in 3D girls, but he's surprised when he discovers that he and Ririsa share similar passions.

Cosplay Group Potential? still

Episode 2

Cosplay Group Potential?

7.6
Jul 12, 202424 min7 votes

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.

Lili x Miri still

Episode 3

Lili x Miri

7.4
Jul 19, 202424 min7 votes

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.

Time for Our First Event! still

Episode 4

Time for Our First Event!

7.7
Jul 26, 202424 min7 votes

Okumura and Ririsa head to their first cosplay event, but all they can think about is how much this feels like a date!

First Event Is Over!! still

Episode 5

First Event Is Over!!

7.6
Aug 2, 202424 min7 votes

Ririsa dazzles the entire venue with her amazing Lilliel cosplay, but now she and Okumura need to handle her newfound popularity.

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Episode 6

Tips From a Master

7.6
Aug 9, 202424 min7 votes

There’s a special bond between cosplayers and photographers, one that Mikari can’t help but be jealous of.

We Need an Advisor! still

Episode 7

We Need an Advisor!

7.5
Aug 16, 202424 min6 votes

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.

Do You Love Cosplay? still

Episode 8

Do You Love Cosplay?

7.5
Aug 23, 202424 min6 votes

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.

You're Not Liliel! still

Episode 9

You're Not Liliel!

7.8
Aug 30, 202424 min6 votes

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.

Mayura vs. Nagomi!! still

Episode 10

Mayura vs. Nagomi!!

7.7
Sep 6, 202424 min6 votes

The legendary Mayura has returned, and now two Queens of Cosplay square off during the photo-shoot.

My Enchanted Armor still

Episode 11

My Enchanted Armor

7.0
Sep 13, 202424 min4 votes

Nagomi realizes she can just have fun with cosplay, just like Ririsa. When the two cos-players meet later on, a new friendship blooms.

Five Rising Stars still

Episode 12

Five Rising Stars

6.5
Sep 20, 202424 min4 votes

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.

Can We Be Friends? still

Episode 13

Can We Be Friends?

6.8
Sep 27, 202424 min4 votes

Nonoa wishes to befriend Ririsa, but the rising star of the cosplay world has a big problem: her social skills are non-existent.

Together with You still

Episode 14

Together with You

7.0
Oct 4, 202424 min3 votes

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.

I'll Keep Evolving still

Episode 15

I'll Keep Evolving

7.0
Oct 11, 202424 min3 votes

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.

Your Way, My Way still

Episode 16

Your Way, My Way

7.0
Oct 18, 202424 min3 votes

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!

Comrades in (Cosplay) Arms still

Episode 17

Comrades in (Cosplay) Arms

7.0
Oct 25, 202424 min3 votes

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.

Destiny still

Episode 18

Destiny

6.7
Nov 1, 202424 min3 votes

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.

Time for Summer Comiket! still

Episode 19

Time for Summer Comiket!

6.7
Nov 8, 202424 min3 votes

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.

The World We Create with Our Friends still

Episode 20

The World We Create with Our Friends

6.7
Nov 15, 202424 min3 votes

Coordination isn’t their only problem. The Manga Club must also deal with the bane of cosplayers everywhere: heat.

The Protagonist's Story still

Episode 21

The Protagonist's Story

7.3
Nov 22, 202424 min3 votes

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.

This Wonderful World still

Episode 22

This Wonderful World

7.0
Nov 29, 202424 min3 votes

Okumura and Ririsa happen to be alone together for once, but that doesn’t mean it’s now a date, right?

Manga Club On the Beach still

Episode 23

Manga Club On the Beach

7.3
Dec 6, 202424 min3 votes

Okumura realizes he needs to understand his friends more, and what better place to do so than at the beach?

2.5-Dimensional Ririsa still

Episode 24

2.5-Dimensional Ririsa

7.7
Dec 13, 202424 min3 votes

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.