🎬 arranger
Keiji Inai井内啓二
Music and Theme Song Composition on Is It Wrong to Try to Pick Up Girls in a Dungeon?, The Misfit of Demon King Academy: History’s Strongest Demon King Reincarnates and Goes to School with His Descendants and Is It Wrong to Try to Pick Up Girls in a Dungeon? II.
- anime credits
- 23
- anime credits
- most credited as
- Music
- most credited as
- busiest year (3)
- 2020
- busiest year (3)

Best-known work
Is It Wrong to Try to Pick Up Girls in a Dungeon?Music · 2015
The Misfit of Demon King Academy: History’s Strongest Demon King Reincarnates and Goes to School with His DescendantsMusic · 2020
Is It Wrong to Try to Pick Up Girls in a Dungeon? IIMusic · 2019
Is It Wrong to Try to Pick Up Girls in a Dungeon? IIIMusic · 2020
BTOOOM!Music · 2012
I've Been Killing Slimes for 300 Years and Maxed Out My LevelMusic · 2021
The Misfit of Demon King Academy Ⅱ: History's Strongest Demon King Reincarnates and Goes to School with His DescendantsMusic · 2023
Is It Wrong to Try to Pick Up Girls in a Dungeon? IVMusic · 2022
BURN THE WITCHMusic · 2020
Is It Wrong to Try to Pick Up Girls in a Dungeon? IV Part 2Music · 2023
The Beginning After the EndMusic · 2025
Sword Oratoria: Is it Wrong to Try to Pick Up Girls in a Dungeon? On the SideMusic · 2017
Credits per year
Anime Keiji Inai worked on, by premiere year
024
3 in 2020
121314151617181920212223242526
Show as table
| Item | Credits |
|---|---|
| 12 | 1 in 2012 |
| 13 | 1 in 2013 |
| 14 | 0 in 2014 |
| 15 | 1 in 2015 |
| 16 | 2 in 2016 |
| 17 | 1 in 2017 |
| 18 | 1 in 2018 |
| 19 | 3 in 2019 |
| 20 | 3 in 2020 |
| 21 | 1 in 2021 |
| 22 | 1 in 2022 |
| 23 | 3 in 2023 |
| 24 | 1 in 2024 |
| 25 | 3 in 2025 |
| 26 | 1 in 2026 |
All credits
- 2026
The Beginning After the End Season 2Music - 2025
The Beginning After the EndMusic - 2025
Tatsuki Fujimoto 17-26Music, Theme Song Composition, Theme Song Arrangement - 2025
I've Been Killing Slimes For 300 Years And Maxed Out My Level Season 2Music - 2024
Is It Wrong To Try To Pick Up Girls in a Dungeon? VMusic - 2023
The Misfit of Demon King Academy Ⅱ: History's Strongest Demon King Reincarnates and Goes to School with His DescendantsMusic - 2023
Is It Wrong to Try to Pick Up Girls in a Dungeon? IV Part 2Music - 2023
Why Raeliana Ended Up at the Duke’s MansionMusic - 2022
Is It Wrong to Try to Pick Up Girls in a Dungeon? IVMusic - 2021
I've Been Killing Slimes for 300 Years and Maxed Out My LevelMusic - 2020
The Misfit of Demon King Academy: History’s Strongest Demon King Reincarnates and Goes to School with His DescendantsMusic - 2020
Is It Wrong to Try to Pick Up Girls in a Dungeon? IIIMusic - 2020
BURN THE WITCHMusic - 2019
Is It Wrong to Try to Pick Up Girls in a Dungeon? IIMusic - 2019
Do You Love Your Mom and Her Two-Hit Multi-Target Attacks?Music - 2019
Is It Wrong to Try to Pick Up Girls in a Dungeon?: Arrow of the OrionMusic - 2018
MAGICAL GIRL SITEMusic - 2017
Sword Oratoria: Is it Wrong to Try to Pick Up Girls in a Dungeon? On the SideMusic - 2016
Alderamin on the SkyMusic - 2016
Is It Wrong to Try to Pick Up Girls in a Dungeon?: Is It Wrong to Expect a Hot Spring in a Dungeon?Music - 2015
Is It Wrong to Try to Pick Up Girls in a Dungeon?Music - 2013
Outbreak CompanyMusic - 2012
BTOOOM!Music
Frequently asked questions
What anime has Keiji Inai worked on?
Keiji Inai's best-known work includes Is It Wrong to Try to Pick Up Girls in a Dungeon? (Music), The Misfit of Demon King Academy: History’s Strongest Demon King Reincarnates and Goes to School with His Descendants (Music), Is It Wrong to Try to Pick Up Girls in a Dungeon? II (Music), Is It Wrong to Try to Pick Up Girls in a Dungeon? III (Music), BTOOOM! (Music), I've Been Killing Slimes for 300 Years and Maxed Out My Level (Music).
What does Keiji Inai do?
Keiji Inai is credited most often as music, theme song composition, theme song arrangement on anime.
When was Keiji Inai born?
Keiji Inai was born on March 17, 1976 in Japan.