In Japan, around May 5th (Children's Day) these stylized carp streamers are all hanging around, blowing in the wind. It's the boy's part of Children's Day. The carp represents a strong male, like the fish I guess japan boy carp Koinobori - Carp Streamers
Koinobori or carp streamer in English are traditionally flown on Children's day (May 5) a dedicated Japanese Holiday children's day japanese festival japanese holiday Koinobori Light Blue
Koinobori or carp streamer in English are traditionally flown on Children's day (May 5) a dedicated Japanese Holiday children's day japanese festival japanese holiday Koinobori Green
Koinobori or carp streamer in English are traditionally flown on Children's day (May 5) a dedicated Japanese Holiday children's day japanese festival japanese holiday Koinobori with Pole
Koinobori or carp streamer in English are traditionally flown on Children's day (May 5) a dedicated Japanese Holiday children's day japan japanese festival Koinobori Grey
Koinobori or carp streamer in English are traditionally flown on Children's day (May 5) a dedicated Japanese Holiday children's day japanese festival japanese holiday Koinobori Red
Koinobori or carp streamer in English are traditionally flown on Children's day (May 5) a dedicated Japanese Holiday children's day japanese festival japanese holiday Koinobori Dark Blue
Koinobori or carp streamer in English are traditionally flown on Children's day (May 5) a dedicated Japanese Holiday children's day japanese festival japanese holiday Koinobori Purple
Koinobori or carp streamer in English are traditionally flown on Children's day (May 5) a dedicated Japanese Holiday children's day japanese festival japanese holiday Koinobori Pink