億
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Noun representing the number 100,000,000. Used as a counter for large quantities, often in financial or statistical contexts. Requires pairing with other numbers (e.g., 『一億』 ichioku, 'one hundred million'). Example: 『人口は一億人です』 (jinkou wa ichioku nin desu, 'The population is one hundred million people').
Theme
Two friends, Ken and User, are discussing the population of Tokyo while walking through the city.
億
おく
hundred million (numerical unit)
Numbers & CountingNumbers (1–兆)
Memory Hook
Think of a huge 'okay' (sounds like 億 oku) — a hundred million is so big, it's okay to be amazed! 'Okay, that's a hundred million!' → 『億』 (oku).
Cultural Note
『億』 (oku, 'hundred million') is a common unit in Japanese for large numbers, often used in finance, population statistics, and media to describe sums like national budgets or lottery winnings.
Forms
Base: 億Noun representing the number 100,000,000. Used as a counter for large quantities, often in financial or statistical contexts. Requires pairing with other numbers (e.g., 『一億』 ichioku, 'one hundred million'). Example: 『人口は一億人です』 (jinkou wa ichioku nin desu, 'The population is one hundred million people').