Hirai

• Edogawa, Tokyo
• Hirai Seijirō
• Hirai Station (Tokyo)
• Hirai, Edogawa, Tokyo
• Hisashi Hirai
• Japan
• Kanako Hirai
• Kazumasa Hirai (author)
• Kazumasa Hirai (weightlifter)
• Kazuo Hirai
• Ken Hirai
• Kōzaburō Hirai
• Minoru Hirai
• Momo Hirai
• Naohito Hirai
• Nobukazu Hirai
• Shinji Hirai
• Shoki Hirai
• Takuya Hirai
• Tarō Hirai
• Terushichi Hirai
• Twice (band)
• Yasunari Hirai