Sakaiya is a Japanese given name of unknown origin, as it does not appear to have any obvious meaning or association with traditional Japanese names. The name is believed to have been created by the parents of its first bearer, Sakaiya Shigemi, who was born in Japan around the early 20th century. Despite its rarity, Sakaiya remains an intriguing and unique name that contributes to Japan's diverse naming traditions.
"No significant popularity; only 5 children named Sakaiya born annually between 2007."