Character
Tsukasa Sekoguchi世古口 司
- appearance
- 1
- appearance
- main roles
- 0
- main roles

Tsukasa Sekoguchi at a glance
Tsukasa Sekoguchi is a supporting character in Hanbun no Tsuki ga Noboru Sora. Tsukasa Sekoguchi is voiced by Nobuyuki Kobushi in Japanese.
Tsukasa Sekoguchi: quick facts
- Role
- Supporting character
- First appearance
- Hanbun no Tsuki ga Noboru Sora (2006)
- Japanese name
- 世古口 司
- Japanese voice
Nobuyuki Kobushi
Full Hanbun no Tsuki ga Noboru Sora cast👤 Most popular characters
Who is Tsukasa Sekoguchi?
He comes to visit him occasionally and helps him with secret missions that will help Yūichi's relationship with Rika. During these missions, he wears a Zebra Mask to hide his identity and give him a sense of strength.
Biography excerpt via Kitsu.
Tsukasa Sekoguchi in numbers
- Favourites on AniList
- 1
- fans who marked them a favourite
- Rank in Hanbun no Tsuki ga Noboru Sora
- #7
- of 9 characters, by favourites
- Appearances
- 1
- 0 as a main character
- On screen
- 2006
- one year
Most-loved characters in Hanbun no Tsuki ga Noboru Sora
AniList favourites
- Rika Akiba42
- Yuuichi Ezaki12
- Akiko Tanizaki8
- Sayoko Natsume3
- Gorou Natsume2
- Miyuki Mizutani2
- Tsukasa Sekoguchi1
- Yoshizou Tada1
Show as table
| Item | Favourites |
|---|---|
| Rika Akiba | 42 |
| Yuuichi Ezaki | 12 |
| Akiko Tanizaki | 8 |
| Sayoko Natsume | 3 |
| Gorou Natsume | 2 |
| Miyuki Mizutani | 2 |
| Tsukasa Sekoguchi | 1 |
| Yoshizou Tada | 1 |
Appearances
More characters from Hanbun no Tsuki ga Noboru Sora
Tsukasa Sekoguchi FAQ
What anime is Tsukasa Sekoguchi from?
Tsukasa Sekoguchi is a character in Hanbun no Tsuki ga Noboru Sora.
Who voices Tsukasa Sekoguchi?
Tsukasa Sekoguchi is voiced by Nobuyuki Kobushi in Japanese.
What is Tsukasa's full name?
Tsukasa's full name is Tsukasa Sekoguchi (世古口 司 in Japanese).
When did Tsukasa Sekoguchi first appear?
Tsukasa Sekoguchi first appeared in Hanbun no Tsuki ga Noboru Sora (2006).
What is Tsukasa Sekoguchi's Japanese name?
Tsukasa Sekoguchi is written 世古口 司 in Japanese.
Where can I watch Tsukasa Sekoguchi?
Open the Hanbun no Tsuki ga Noboru Sora page for licensed streaming links and the full episode list.







