ビジネス日本語

Day 1 1日目：基本フレーズ 2 レッスン <svg xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-chevron-down DayAccordion-module__zcHxMa__chevron" aria-hidden="true">

<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-lock" aria-hidden="true"> 2 レッスン · アプリで受講

Day 2 2日目：練習 2 レッスン <svg xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-chevron-down DayAccordion-module__zcHxMa__chevron" aria-hidden="true">