2022 Rakuten Japan Open Tennis Championships – Singles

Taylor Fritz defeated Frances Tiafoe in the final, 7–6(7–3), 7–6(7–2) to win the singles tennis title at the 2022 Japan Open.

Novak Djokovic was the reigning champion from when the event was last held in 2019, but chose to compete in Astana instead.

Seeds
• #🇳🇴 Casper Ruud (first round)

• #🇬🇧 Cameron Norrie (withdrew)

• #🇺🇸 Taylor Fritz (champion)

• #🇺🇸 Frances Tiafoe (final)

• #🇦🇺 Nick Kyrgios (quarterfinals, withdrew)

• #🇦🇺 Alex de Minaur (first round)

• #🇨🇦 Denis Shapovalov (semifinals)

• #🇬🇧 Dan Evans (second round)

• # Borna Ćorić (quarterfinals)

Seeds
• # Nicolás Jarry (first round)

• # 🇸🇪 Elias Ymer (qualifying competition)

• # 🇯🇵 Hiroki Moriya (qualifying competition, lucky loser)

• # 🇯🇵 Rio Noguchi (qualified)

• # 🇦🇺 Max Purcell (qualifying competition)

• # 🇮🇳 Ramkumar Ramanathan (qualified)

• # 🇹🇳 Aziz Dougaz (first round)

• # 🇯🇵 Sho Shimabukuro (qualified)

Qualifiers
• # 🇯🇵 Yuta Shimizu

• # 🇮🇳 Ramkumar Ramanathan

• # 🇯🇵 Sho Shimabukuro

• # 🇯🇵 Rio Noguchi

Lucky loser

 * 1) 🇯🇵 Hiroki Moriya