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二四六九士， 西向く侍， 西向く士， にしむくさむらい
1. nishimuku samurai (mnemonic for remembering the months with fewer than 31 days)
(记忆法)2469及11，天数少于31的月份
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八面六臂， はちめんろっぴ
1. competent in all fields, jack of all trades, very active in many fields, versatile, all-round, 8 faces and 6 arms
三头六臂；精通各领域，多才多艺，活跃于多个领域，多面手，全能型人才，八面玲珑