引き続き、⑥弦にルートをとったコードフォームでメジャーキーのダイヤトニックコードを全て弾いてみるという内容ですが、今回はC、G、D、Aのキーの場合を見て行きます。⑥弦ルートのコードフォーム基本型として、ここでは「②③④弦+⑥弦」のフォームと「③~⑥弦」のフォームの2つを紹介しています。
※⑤弦ルートのコードフォームと④弦ルートのコードフォームは以下をご参照ください。
ダイアトニックコードの実際⑤:⑤~②弦/⑤+③②①弦コードフォーム(その3)
ダイアトニックコードの実際④:⑤~②弦/⑤+③②①弦コードフォーム(その2)
ダイアトニックコードの実際③:⑤~②弦/⑤+③②①弦コードフォーム(その1)
ダイアトニックコードの実際②:④~①弦コードフォーム(後編)
ダイアトニックコードの実際①:④~①弦コードフォーム(前編)
キー=Cのダイヤトニックコード ②③④+⑥弦/③~⑥弦
![Ⅰ:CM7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=186x10000:format=png/path/s5f00cd62cce720e6/image/i6cc298ce6d449b65/version/1405401173/%E2%85%B0-cm7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅰ:CM7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=212x10000:format=png/path/s5f00cd62cce720e6/image/i81fb89dc11f1b9c7/version/1405400939/%E2%85%B0-cm7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅱ:Dm7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=94x10000:format=png/path/s5f00cd62cce720e6/image/i5284473ca9db7f58/version/1406235298/%E2%85%B1-dm7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅱ:Dm7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=202x10000:format=png/path/s5f00cd62cce720e6/image/i849f46c8ec390fad/version/1406235373/%E2%85%B1-dm7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅲ:Em7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=96x10000:format=png/path/s5f00cd62cce720e6/image/ic1b6c14a05db16bd/version/1406176453/%E2%85%B2-em7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅲ:Em7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=167x10000:format=png/path/s5f00cd62cce720e6/image/i46d38a8d034e2d3f/version/1406176510/%E2%85%B2-em7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅳ:FM7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=156x10000:format=png/path/s5f00cd62cce720e6/image/i958e60e7746e0046/version/1406176587/%E2%85%B3-fm7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅳ:FM7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=212x10000:format=png/path/s5f00cd62cce720e6/image/i6345cc8a5708a087/version/1406176620/%E2%85%B3-fm7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅴ:G7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=143x10000:format=png/path/s5f00cd62cce720e6/image/i22b76988c0d62b07/version/1406176676/%E2%85%B4-g7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅴ:G7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=199x10000:format=png/path/s5f00cd62cce720e6/image/ie61337e1caac31b0/version/1406176720/%E2%85%B4-g7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅵ:Am7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=81x10000:format=png/path/s5f00cd62cce720e6/image/ib10c70a5e4a1fe15/version/1406176793/%E2%85%B5-am7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅵ:Am7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=200x10000:format=png/path/s5f00cd62cce720e6/image/id58ba702ab4f0f65/version/1406176854/%E2%85%B5-am7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅶ:Bm7b5 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=139x10000:format=png/path/s5f00cd62cce720e6/image/iec7a5c670d3d4b9a/version/1406176946/%E2%85%B6-bm7b5-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅶ:Bm7b5 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=141x10000:format=png/path/s5f00cd62cce720e6/image/i22ef8268153dfb12/version/1406176995/%E2%85%B6-bm7b5-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
キー=Gのダイヤトニックコード ②③④+⑥弦/③~⑥弦
![Ⅰ:GM7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=145x10000:format=png/path/s5f00cd62cce720e6/image/ib6fbff490f56572e/version/1406177180/%E2%85%B0-gm7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅰ:GM7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=212x10000:format=png/path/s5f00cd62cce720e6/image/ib59dfff39f871243/version/1406177203/%E2%85%B0-gm7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅱ:Am7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=81x10000:format=png/path/s5f00cd62cce720e6/image/ic4caf91a88f426fa/version/1406177371/%E2%85%B1-am7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅱ:Am7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=200x10000:format=png/path/s5f00cd62cce720e6/image/ib4c096e5ca04f30a/version/1406177384/%E2%85%B1-am7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅲ:Bm7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=77x10000:format=png/path/s5f00cd62cce720e6/image/ifde53f2d6523b115/version/1406177439/%E2%85%B2-bm7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅲ:Bm7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=200x10000:format=png/path/s5f00cd62cce720e6/image/i76ef5c47bdd82ccb/version/1406177478/%E2%85%B2-bm7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅳ:CM7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=186x10000:format=png/path/s5f00cd62cce720e6/image/ibc2a70798460c794/version/1406177234/%E2%85%B3-cm7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅳ:CM7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=212x10000:format=png/path/s5f00cd62cce720e6/image/i9a0ce89cd68c393e/version/1406177247/%E2%85%B3-cm7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅴ:D7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=203x10000:format=png/path/s5f00cd62cce720e6/image/if07ba433b6f9801f/version/1406177584/%E2%85%B4-d7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅴ:D7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=199x10000:format=png/path/s5f00cd62cce720e6/image/icab98363a7d3260b/version/1406177609/%E2%85%B4-d7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅵ:Em7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=95x10000:format=png/path/s5f00cd62cce720e6/image/i2ef92eccb0d731f6/version/1406235671/%E2%85%B5-em7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅵ:Em7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=166x10000:format=png/path/s5f00cd62cce720e6/image/i992a031a74e8e10d/version/1406235673/%E2%85%B5-em7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅶ:F#m7b5 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=139x10000:format=png/path/s5f00cd62cce720e6/image/i41ce9c7d6419a46b/version/1406177722/%E2%85%B6-f-m7b5-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅶ:F#m7b5 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=141x10000:format=png/path/s5f00cd62cce720e6/image/iee1f0b52983a3750/version/1406177754/%E2%85%B6-f-m7b5-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
キー=Dのダイヤトニックコード ②③④+⑥弦/③~⑥弦
![Ⅰ:DM7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=145x10000:format=png/path/s5f00cd62cce720e6/image/i688687b85b0fa0b4/version/1406178428/%E2%85%B0-dm7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅰ:DM7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=212x10000:format=png/path/s5f00cd62cce720e6/image/ia4162a9c63fed81e/version/1406178455/%E2%85%B0-dm7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅱ:Em7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=100x10000:format=png/path/s5f00cd62cce720e6/image/i0dabac8e5860acf5/version/1406235739/%E2%85%B1-em7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅱ:Em7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=175x10000:format=png/path/s5f00cd62cce720e6/image/i9282e787e57ff95e/version/1406235742/%E2%85%B1-em7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅲ:F#m7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=111x10000:format=png/path/s5f00cd62cce720e6/image/i4b93f1f44a596728/version/1406178648/%E2%85%B2-f-m7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅲ:F#m7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=200x10000:format=png/path/s5f00cd62cce720e6/image/i0bfad4e0451546c2/version/1406178680/%E2%85%B2-f-m7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅳ:GM7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=145x10000:format=png/path/s5f00cd62cce720e6/image/id2d660100478073b/version/1406177920/%E2%85%B3-gm7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅳ:GM7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=212x10000:format=png/path/s5f00cd62cce720e6/image/iefb59e0bf0fb9e6d/version/1406177934/%E2%85%B3-gm7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅴ:A7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=136x10000:format=png/path/s5f00cd62cce720e6/image/i61f7c9691b3d3843/version/1406178340/%E2%85%B4-a7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅴ:A7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=199x10000:format=png/path/s5f00cd62cce720e6/image/i16ce80a7f3bb4513/version/1406178366/%E2%85%B4-a7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅵ:Bm7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=77x10000:format=png/path/s5f00cd62cce720e6/image/i1e7b48304095cfe2/version/1406178062/%E2%85%B5-bm7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅵ:Bm7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=200x10000:format=png/path/s5f00cd62cce720e6/image/i5823698b539fdd48/version/1406178089/%E2%85%B5-bm7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅶ:C#m7b5 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=173x10000:format=png/path/s5f00cd62cce720e6/image/ib51932fae8ee62d1/version/1406178152/%E2%85%B6-c-m7b5-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅶ:C#m7b5 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=141x10000:format=png/path/s5f00cd62cce720e6/image/i392cd4cab882d814/version/1406178181/%E2%85%B6-c-m7b5-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
キー=Aのダイヤトニックコード ②③④+⑥弦/③~⑥弦
![Ⅰ:AM7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=145x10000:format=png/path/s5f00cd62cce720e6/image/i0eea9211cf1d01c3/version/1406179077/%E2%85%B0-am7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅰ:AM7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=212x10000:format=png/path/s5f00cd62cce720e6/image/i5447e289bb2f60bf/version/1406179098/%E2%85%B0-am7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅱ:Bm7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=77x10000:format=png/path/s5f00cd62cce720e6/image/iace5112aa0e78bf5/version/1406179016/%E2%85%B1-bm7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅱ:Bm7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=200x10000:format=png/path/s5f00cd62cce720e6/image/i2046bf6fe28f9537/version/1406179029/%E2%85%B1-bm7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅲ:C#m7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=119x10000:format=png/path/s5f00cd62cce720e6/image/if83f1efab13823a6/version/1406178969/%E2%85%B2-c-m7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅲ:C#m7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=208x10000:format=png/path/s5f00cd62cce720e6/image/i2f01ca8b3413cac6/version/1406235854/%E2%85%B2-c-m7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅳ:DM7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=145x10000:format=png/path/s5f00cd62cce720e6/image/id6f182af79195f9b/version/1406178903/%E2%85%B3-dm7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅳ:DM7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=212x10000:format=png/path/s5f00cd62cce720e6/image/i36e0382f71a8726c/version/1406178914/%E2%85%B3-dm7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅴ:E7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=119x10000:format=png/path/s5f00cd62cce720e6/image/i6f9d9387e3b359e0/version/1406235877/%E2%85%B4-e7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅴ:E7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=177x10000:format=png/path/s5f00cd62cce720e6/image/i91d1f8d4348a5b41/version/1406235880/%E2%85%B4-e7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅵ:F#m7 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=111x10000:format=png/path/s5f00cd62cce720e6/image/i00b8e477bdde7380/version/1406178757/%E2%85%B5-f-m7-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅵ:F#m7 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=200x10000:format=png/path/s5f00cd62cce720e6/image/i96d31f3eebfe2859/version/1406178769/%E2%85%B5-f-m7-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
![Ⅶ:G#m7b5 ②③④+⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=144x10000:format=png/path/s5f00cd62cce720e6/image/idf640087a5d614da/version/1406178507/%E2%85%B6-g-m7b5-%E2%91%A1%E2%91%A2%E2%91%A3-%E2%91%A5%E5%BC%A6.png)
![Ⅶ:G#m7b5 ③~⑥弦](https://image.jimcdn.com/app/cms/image/transf/dimension=141x10000:format=png/path/s5f00cd62cce720e6/image/i67821f5d6a2d3d57/version/1406178533/%E2%85%B6-g-m7b5-%E2%91%A2-%E2%91%A5%E5%BC%A6.png)
実際に鳴らしてみていかがでしたか?開放弦を含んだり、弾きにくいポジションになってしまうコードなど、各コード、各キーそれぞれに特徴があることが実感できたでしょうか?ご自分なりのコードに対するイメージが形成されてくるに従い、音の場所も見えやすくなってくると言えるでしょう。
次回は、#系のキーE、Bとb系のGb、Dbの4つです。お察しの通り、Cから始めて完全5度上のキーへと順に見てゆきます。