STRINGSCALES

A iwato Scale — Guitar Fretboard Visualization

Low E string: G, A, Bb, D, Eb at frets 3, 5, 6, 10, 11

A string: A, Bb, D, Eb, G, A at frets 0, 1, 5, 6, 10, 12

D string: D, Eb, G, A, Bb, D at frets 0, 1, 5, 7, 8, 12

G string: G, A, Bb, D, Eb, G at frets 0, 2, 3, 7, 8, 12

B string: D, Eb, G, A, Bb at frets 3, 4, 8, 10, 11

High E string: G, A, Bb, D, Eb at frets 3, 5, 6, 10, 11

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A iwato

The iwato scale is a Japanese pentatonic with maximum tension for five notes: root, flat 2nd, 4th, flat 5th, flat 7th. It is hirajoshi rotated so the half steps land on the root and the flat 5th, removing any point of rest. That rootless, suspended darkness suits cinematic and experimental writing more than consonant accompaniment.

it consists of these notes and degrees:

A

I

B♭

bII

D

IV

E♭

bV

G

bVII

Same notes, different mode

A iwato uses the same notes as the scales below. Start from a different note and you get a new mode built on the very same note set.

D kumoijoshiEb lydian pentatonicG hirajoshi

iwato in all 12 keys, with chords and related scales

tip
  • Hirajoshi rotated to maximum tension: half steps sit at the root (Bb) and at the flat 5th (Eb), so nothing rests.
  • Use it for cinematic unease over a A drone; resolve, when you finally do, by leaving the scale entirely.
  • The bare 4ths skeleton (root, IV, b7 (G)) keeps lines playable; b2 (Bb) and b5 (Eb) hang dissonance on that frame.
  • Try it as chord stabs: root with b5 (Eb) above, or b2 (Bb) with IV, for instant suspense-film voicings.

How to play A iwato on guitar

Open A gives the root, open D the fourth, open G the flat seventh, so three strings ring in key untouched. Roots come back at low E fret 5 and G string fret 2, which means a full box sits under the fifth position. E-shape barre lands on fret 5 too. G hirajoshi uses this fingering ten semitones above, so one shape covers two tonics. Fret 9 closes box one.

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