What Is Happiness?
Movie| Title | しあわせってなあに |
| User score | 4 |
| Release date | Jul 9, 1991 |
| Genre | Animation, Fantasy |
| Director | Tatsuya Ishihara |
| Production country | Japan |
| Production companies | Kyoto Animation |
| Run time | 15 min. |
Based on a series of books authored by Ryuho Ookawa. Alto is going home from school, when he finds a girl who calls herself an angel.
