zeroThis plural form is used for numbers like: 0
<%= count %> comments
oneThis plural form is used for numbers like: 1
<%= count %> comment
otherThis plural form is used for numbers like: everything else
<%= count %> comments
<%= count %> コメント
<%= count %> comments
<%= count %> comment
<%= count %> comments
<%= count %> comments
<%= count %> comment
<%= count %> comments
<%= count %> コメント
<%= count %> comments
<%= count %> comment
<%= count %> comments