---
title: "第54課 · 三度実践 · Piakno"
description: "『三度の練習』をミスなく弾き終え、二つの音が同時に鳴ること"
url: "https://piakno.com/ja/course/piano-foundations/lesson/54"
lang: "ja"
alternates:
  en: "https://piakno.com/course/piano-foundations/lesson/54.md"
  zh-Hans: "https://piakno.com/zh-Hans/course/piano-foundations/lesson/54.md"
  zh-Hant: "https://piakno.com/zh-Hant/course/piano-foundations/lesson/54.md"
  ja: "https://piakno.com/ja/course/piano-foundations/lesson/54.md"
  ko: "https://piakno.com/ko/course/piano-foundations/lesson/54.md"
  es: "https://piakno.com/es/course/piano-foundations/lesson/54.md"
  de: "https://piakno.com/de/course/piano-foundations/lesson/54.md"
  pt-BR: "https://piakno.com/pt-BR/course/piano-foundations/lesson/54.md"
---

# 三度実践

> 『三度の練習』をミスなく弾き終え、二つの音が同時に鳴ること

- [はじめてのピアノ楽典 本科コース](https://piakno.com/ja/course/piano-foundations)
- [前のレッスン · 四度と五度](https://piakno.com/ja/course/piano-foundations/lesson/53)
- [次のレッスン · 五度実践](https://piakno.com/ja/course/piano-foundations/lesson/55)
- [このレッスンの楽譜](https://piakno.com/ja/piece/sandu)