Generalized marginal homogeneity model and its relation to marginal equimoments for square contingency tables with ordered categories. - Kouji Tahata; Sadao Tomizawa (Adv. Data Anal. Classif., 2008)

Double linear diagonals-parameter symmetry and decomposition of double symmetry for square tables. - Kouji Tahata; Sadao Tomizawa (Stat. Methods Appl., 2010)

On partitioning conditional independence model for three-way contingency tables. - Kiyotaka Iki; Kouji Tahata; Sadao Tomizawa (Model. Assist. Stat. Appl., 2011)

Ridit score type asymmetry model and decomposition of symmetry for square contingency tables. - Kouji Tahata; Shuji Ando; Sadao Tomizawa (Model. Assist. Stat. Appl., 2011)

An extended asymmetry model for square contingency tables with ordered categories. - Yusuke Saigusa; Kouji Tahata; Sadao Tomizawa (Model. Assist. Stat. Appl., 2014)

A bivariate index vector for measuring departure from double symmetry in square contingency tables. - Shuji Ando; Kouji Tahata; Sadao Tomizawa (Adv. Data Anal. Classif., 2019)

Asymmetry models and model selection in square contingency tables with ordinal categories. - Kouji Tahata; Tatsuya Ochiai; Ukyo Matsushima (ISITA, 2020)

Quasi Association Models for Square Contingency Tables with Ordinal Categories. - Kengo Fujisawa; Kouji Tahata (Symmetry, 2022)

Partial Asymmetry Measures for Square Contingency Tables. - Takuma Ishihara; Kouji Yamamoto; Kouji Tahata; Sadao Tomizawa (Symmetry, 2022)

Advances in Quasi-Symmetry for Square Contingency Tables. - Kouji Tahata (Symmetry, 2022)

Diagonals-Parameter Symmetry Model and Its Property for Square Contingency Tables with Ordinal Categories. - Kouji Tahata; Kohei Matsuda (Symmetry, 2024)

Separation of the refined estimator of the measure for symmetry in square contingency tables. - Kouji Tahata; Ryohei Auchi; Shuji Ando; Sadao Tomizawa (Commun. Stat. Simul. Comput., 2024)

Visualizing departures from marginal homogeneity for square contingency tables with ordered categories. - Satoru Shinoda; Takuya Yoshimoto; Kouji Tahata (Inf. Vis., 2025)

Equality tests of covariance matrices under a low-dimensional factor structure. - Masashi Hyodo; Takahiro Nishiyama; Hiroki Watanabe; Tomoyuki Nakagawa; Kouji Tahata (J. Multivar. Anal., 2025)