{"card_id":"daily_2026_07_21","date":"2026-07-21","status":"published","language":"ja","level_label":"N5","theme":"shopping","tags":["adjectives","shopping"],"word":{"surface":"高い","reading":"たかい","meaning":"expensive; high"},"example":{"japanese":"この店は高いです。","reading":"このみせはたかいです。","english":"This store is expensive.","ruby":[{"text":"この"},{"text":"店","reading":"みせ"},{"text":"は"},{"text":"高","reading":"たか"},{"text":"いです。"}],"html":"この<ruby>店<rt>みせ</rt></ruby>は<ruby>高<rt>たか</rt></ruby>いです。"},"teaching_note":"高い can mean “expensive” or “high/tall,” depending on context.","review_prompt":{"prompt":"In この店は高いです, what does 高い mean?","answer":"expensive"},"urls":{"self":"https://koto.bokura.ai/api/v0/daily-word?date=2026-07-21","api":"https://koto.bokura.ai/api/v0/daily-word","site":"https://koto.bokura.ai/"}}