More : Japan rail quiz -- 24 million passengers use the Tokyo subway and subway system every day . Rush hour periods can be overwhelming and exhausting even for the uninitiated . CNN speaks to travel writer and Tokyo resident , Sandra Lee on how to traverse the Tokyo subway .
24 million passengers use the Tokyo subway and subway system every day . Rush hour periods can be overwhelming and exhausting even for the uninitiated . CNN speaks to travel writer and Tokyo resident , Sandra Lee on how to traverse the Tokyo subway .