Cast Age Comparison
| Actor | Character | Actor Age | Char Age | Conf | Diff | Source/Hints | |
|---|---|---|---|---|---|---|---|
 |
Yuko Natsuyoshi | Kaguya (voice) | 30 | 17 | C3 | +13 | ANN Encyclopedia: Kaguya 'quickly grows into a girl named Kaguya, about Iroha's age' - Iroha is confirmed 17, so Kaguya appears ~17 • Wikipedia confirms Kaguya rapidly grows 'into a girl her own age' referring to 17-year-old Iroha |
 |
Anna Nagase | Iroha Sakayori (voice) | 20 | 17 | C5 | +3 | ANN Encyclopedia: 'Iroha Sakayori, a 17-year-old high school student in Tokyo' • Wikipedia: 'Iroha, a 17-year-old high school student in Tokyo' |
 |
Saori Hayami | Yachiyo Runami (voice) | 34 | - | C1 | ||
 |
Miyu Irino | Akira Mikado / Asahi Sakayori (voice) | 37 | - | C1 | ||
 |
Yuma Uchida | Rai Komazawa (voice) | 33 | - | C1 |
Actor Age
Actor’s real age when the production was filmed or released
Char Age
The character’s age as stated or implied in the story
Diff
Difference between actor age and character age (green = close, red = far apart)
Source/Hints
Where the character age was found or how it was inferred
Confidence Scale
C5
Canonical — age explicitly stated in the production
C4
Canonical — derived from dates or events in the story
C3
Strong secondary source (script, novelization, creator interview)
C2
Inferred range — estimated from context clues
C1
Unknown — no reliable age information found