2005 Ireland rugby union tour of Japan.

Eleven Ireland players, including their captain Brian O'Driscoll, plus their coach Eddie O'Sullivan were included in the British & Irish Lions squad for their tour of New Zealand.

As a result, the Ireland squad for this tour featured nine previously uncapped players and an interim coach.

(*) = international test debuts (*) = international test debuts [1] Japan: 15.

Reuben Parkinson, 12.

Kyohei Morita, 9.

Ryota Asano Inose, 6.

Ken Tsukagoshi, 1.Hiroshi Takahashi – Replacements: 17.

Shigeyasu Takagi, 19.

Teppei Tomioka – Unused: 16.

Masakazu Nakabayashi Ireland: 15.

Marcus Horan – Replacements: 16.

Jeremy Staunton, 22.

David Quinlan Japan: 15.

Ryota Asano Inose, 6.

Shigeyasu Takagi – Replacements: 16.

Ayumu Goromaru Ireland: 15.

Marcus Horan – Replacements: 16.