The Keio Bus Group (Keio Bus and Keio Bus East)
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| These super high-decker buses are used for the Osaka and the Kobe-Himeji services. |
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| The Keio Bus East began to compete with JR for the Nagoya service in December 2002. |
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| The Keio Bus began to compete with JR and Tohoku Express Bus for the Sendai-Ishinomaki service in March 2006. |