1. QTL Genomics Research Center, National Institute of Agrobiological Sciences
2. Data Mining and Grid Research Team, National Agricultural Research Center
3. Present address: Laboratory of Biometry and Bioinformatics, Graduate School of Agriculture and Life Sciences, University of Tokyo
4. Institute of the Society for Techno-innovation of Agriculture, Forestry and Fisheries
5. Present address: Mitsubishi Space Software Inc.
6. Present address: National Institute of Genetics