You may install from the tarball files by changing .zip to .tar.gz .

install.packages("http://mayekawa.in.coocan.jp/Rpackages/lazy.tools_0.1.4.zip", repos=NULL)
install.packages("http://mayekawa.in.coocan.jp/Rpackages/lazy.mat_0.1.4.zip", repos=NULL)

install.packages("http://mayekawa.in.coocan.jp/Rpackages/lazy.symbolic_0.1.4.zip", repos=NULL)
install.packages("http://mayekawa.in.coocan.jp/Rpackages/lazy.symbolic2_0.1.4.zip", repos=NULL)





install.packages("http://mayekawa.in.coocan.jp/Rpackages/lazy.stat_0.1.4.zip", repos=NULL)
install.packages("http://mayekawa.in.coocan.jp/Rpackages/lazy.accel_0.1.4.zip", repos=NULL)
install.packages("http://mayekawa.in.coocan.jp/Rpackages/lazy.mds_0.1.4.zip", repos=NULL)
install.packages("http://mayekawa.in.coocan.jp/Rpackages/lazy.fa_0.1.4.zip", repos=NULL)
install.packages("http://mayekawa.in.coocan.jp/Rpackages/lazy.irt_0.1.4.zip", repos=NULL)
install.packages("http://mayekawa.in.coocan.jp/Rpackages/lazy.girt_0.1.3.zip", repos=NULL)
install.packages("http://mayekawa.in.coocan.jp/Rpackages/lazy.procrustes_0.1.4.zip", repos=NULL)
install.packages("http://mayekawa.in.coocan.jp/Rpackages/lazy.mdpref_0.1.4.zip", repos=NULL)
install.packages("http://mayekawa.in.coocan.jp/Rpackages/lazy.cluster_0.1.4.zip", repos=NULL)
install.packages("http://mayekawa.in.coocan.jp/Rpackages/lazy.sasef_0.1.4.zip", repos=NULL)