🎬 music
Seima Iwahashi岩橋星実
Music and Theme Song Arrangement on Our Last Crusade or the Rise of a New World, The Strongest Sage with the Weakest Crest and The Eden of Grisaia.
- anime credits
- 17
- anime credits
- most credited as
- Music
- most credited as
- busiest year (3)
- 2022
- busiest year (3)

Best-known work
Our Last Crusade or the Rise of a New WorldMusic · 2020
The Strongest Sage with the Weakest CrestMusic · 2022
The Eden of GrisaiaMusic · 2015
TsugumomoTheme Song Arrangement · 2017
Magical WarfareTheme Song Arrangement · 2014
BanG Dream!Insert Song Composition · 2017
AOKANA: Four Rhythm Across the BlueMusic · 2016
KuromukuroTheme Song Arrangement · 2016
The Gorilla God’s Go-To GirlMusic · 2025
Quality Assurance in Another WorldMusic · 2024
The Iceblade Sorcerer Shall Rule the World IITheme Song Arrangement · 2026
Z/X: Code ReunionTheme Song Arrangement · 2019
Credits per year
Anime Seima Iwahashi worked on, by premiere year
024
3 in 2022
14151617181920212223242526
Show as table
| Item | Credits |
|---|---|
| 14 | 1 in 2014 |
| 15 | 1 in 2015 |
| 16 | 2 in 2016 |
| 17 | 3 in 2017 |
| 18 | 1 in 2018 |
| 19 | 1 in 2019 |
| 20 | 1 in 2020 |
| 21 | 1 in 2021 |
| 22 | 3 in 2022 |
| 23 | 0 in 2023 |
| 24 | 1 in 2024 |
| 25 | 1 in 2025 |
| 26 | 1 in 2026 |
All credits
- 2026
The Iceblade Sorcerer Shall Rule the World IITheme Song Arrangement - 2025
The Gorilla God’s Go-To GirlMusic - 2024
Quality Assurance in Another WorldMusic - 2022
The Strongest Sage with the Weakest CrestMusic - 2022
MorfonicationInsert Song Composition, Insert Song Arrangement - 2022
BanG Dream! Girls Band Party! 5th Anniversary Animation -CiRCLE THANKS PARTY!-Theme Song Arrangement, Insert Song Arrangement, Theme Song Composition, Insert Song Composition - 2021
fly with the nightMusic Arrangement, Music Composition - 2020
Our Last Crusade or the Rise of a New WorldMusic - 2019
Z/X: Code ReunionTheme Song Arrangement - 2018
Tied to the SkiesSong Arrangement, Song Composition - 2017
TsugumomoTheme Song Arrangement - 2017
BanG Dream!Insert Song Composition, Insert Song Arrangement - 2017
That Is How I Roll!Song Composition, Song Arrangement - 2016
AOKANA: Four Rhythm Across the BlueMusic - 2016
KuromukuroTheme Song Arrangement - 2015
The Eden of GrisaiaMusic - 2014
Magical WarfareTheme Song Arrangement
Frequently asked questions
What anime has Seima Iwahashi worked on?
Seima Iwahashi's best-known work includes Our Last Crusade or the Rise of a New World (Music), The Strongest Sage with the Weakest Crest (Music), The Eden of Grisaia (Music), Tsugumomo (Theme Song Arrangement), Magical Warfare (Theme Song Arrangement), BanG Dream! (Insert Song Composition).
What does Seima Iwahashi do?
Seima Iwahashi is credited most often as music, theme song arrangement, insert song composition on anime.
When was Seima Iwahashi born?
Seima Iwahashi was born on March 11, 1989.