・Shiki Yagai, Tetsuro Kinoshita, Masatsugu Higashi, Keiki Kishikawa, Takashi Nakanishi, Takashi Karatsu, Akihide Kitamura, "Diversification of Self-Organized Architectures in Supramolecular Dye Assemblies" J. Am. Chem. Soc. 2007, 129, 13277-13287.

・Shiki Yagai, Manabu Ishii, Takashi Karatsu, Akihide Kitamura, "Gelation-Assisted Control over Excitonic Interaction in Merocyanine Supramolecular Assemblies" Angew. Chem. Int. Ed. 2007, 46, 8005-8009.

・Shiki Yagai, Tomohiro Seki,Takashi Karatsu,Akihide Kitamura,Frank Würthner
"Transformation from H- to J-aggregated Perylene Bisimide Dyes by
Complexation with Cyanurates "
Angew. Chem. Int. Ed. 2008, 47, 3367-3371

・Tomohiro Seki, Shiki Yagai, Takashi Karatsu, Akihide Kitamura
"Formation of Supramolecular Polymers and Discrete Dimers of Perylene
Bisimide Dyes Based on Melamine-Cyanurates Hydrogen-Bonding Interactions "
J. Org. Chem. 2008, 73, 3328-3335（Selected as Featured Article）.

・Formation of Supramolecular polymers and Discrete Dimers of Perylene
Bisimide Dyes Based on Melamine-Cyanurates Hydrogen-Bonding Interactions
T. Seki, S. Yagai, T. Karatsu, A. Kitamura
J. Org. Chem. 2008, 73, 3328-3335.（Selected as Featured Article）.

・Transfomation from H- to J-aggregated Perylene Bisimide Dyes by
Complexation with Cyanurates
S. Yagai, T. Seki, T. Karatsu, A. Kitamura, F. Würthner
Angew. Chem. Int. Ed. 2008, 47,3367-3371.