"月は東に日は西に: Operation Sanctuary プロダクト" [Tsuki wa Higashi ni Hi wa Nishi ni: Operation Sanctuary Product] (in Japanese). August. Retrieved May 30, 2014.
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月は東に日は西にアンソロジーコミック [Tsuki wa Higashi ni Hi wa Nishi ni Anthology Comic] (in Japanese). エンターブレイン. January 2004. ISBN9784757717121. Retrieved May 30, 2014.