Japanese teenager Ryo Ishikawa made a solid start to the Taiheiyo Masters after carding a four-under 68 to sit one stroke behind the leaders.

The 18-year-old, who finished tied 17th at last week's HSBC Champions in Shanghai, carded four birdies and an eagle whilst dropping two shots at Taiheiyo Club's Gotemba Course to join a group of six players a shot behind leaders Kenichi Kuboya, Tomohiro Kondo and Shigeru Nonaka.

Japan Tour money leader Yuta Ikeda also carded a 68.

Collated first-round scores (Jpn unless stated, par 72):

67 Tomohiro Kondo, Shigeru Nonaka, Kenichi Kuboya

68 Ryo Ishikawa, Yuta Ikeda, Shinichi Yokota, Norio Shinozaki, Taigen Tsumagari, Nobuhiro Masuda

69 Kaname Yokoo, Yasuharu Imano, Kiyoshi Miyazato, Tadahiro Takayama, Takashi Kanemoto, Hidemasa Hoshino, I j Jang (Kor), Ryuji Imada, Yusaku Miyazato, Eiki Matsuda

70 Ryoken Kawagishi, Toshinori Muto, Yui Ueda, Kazuhiro Yamashita, Brendan Jones (Aus), Hiroyuki Fujita, Eddie Lee (Nzl), Masao Nakajima, Hideto Tanihara, Kyung-Tae Kim (Kor), Ryuichi Oda, Dinesh Chand (Fij), Makoto Inoue

71 Jong-Duck Kim (Sin), Hirofumi Miyase, Michio Matsumura, Tetsuya Haraguchi, Toru Taniguchi, Kazuhiko Hosokawa, Akio Sadakata, Yudai Maeda, Shigeki Maruyama

72 Sushi Ishigaki, Koumei Oda, Toyokazu Fujishima, Mitsuhiro Tateyama, Hideki Matsuyama, Toru Suzuki, Yuji Igarashi, Wayne Perske (Aus), Katsumasa Miyamoto, Han Lee (USA), Steven Conran (Aus), Katsunori Kuwabara

73 Kouki Idoki, Masaya Tomida, Rich Tate (Aus), Daisuke Maruyama, Mamo Osanai, Hidemichi Tanaka, Taichi Teshima, Tatsunori Nukaga, Yoshinori Fujimoto, Masamichi Uehira, Nobuhito Sato

74 Naoya Takemoto, Kiyoshi Murota, Nobuo Serizawa, Satoru Hirota, Toshimitsu Izawa, Hiroshi Iwata

75 Frankie Minoza (Phi), Kunihiro Kamii, David Smail (Nzl), Makoto Sekizawa, Jun Kikuchi, Shintaro Kai, Tatsuhiko Takahashi

76 Takao Nogami, Takuya Taniguchi

77 Akira Endo, Haruo Fujishima

79 Toshmitsu Hirai

82 Yoshiaki Mano, Masashi Ozaki