2005 AIG Japan Open Tennis Championships – Women's doubles

Shinobu Asagoe and Katarina Srebotnik were the defending champions, but Srebotnik did not compete this year. Asagoe teamed up with María Vento-Kabchi and lost in the final 7–5, 4–6, 6–3 against Gisela Dulko and Maria Kirilenko.

It was the 2nd WTA title for both Dulko and Kirilenko in their respective doubles careers.

Seeds
• # 🇯🇵 Shinobu Asagoe / 🇻🇪 María Vento-Kabchi (final)

• # 🇦🇷 Gisela Dulko / 🇷🇺 Maria Kirilenko (champions)

• # 🇮🇹 Tathiana Garbin / 🇦🇺 Nicole Pratt (quarterfinals)

• # 🇦🇺 Lisa McShea / 🇦🇺 Bryanne Stewart (quarterfinals)