Fa Japanese Circle

IV – V – iii – vi – ii – V – I progression in Fa major

Chords
Triads7th Chords
Harmony
Originalii–V–ISec. Dom.
IVSi♭
VDo
iiiLam
viRem
iiSolm
VDo
IFa

8-Bar Structure

Bar 1Si♭
Bar 2Do
Bar 3Lam
Bar 4Rem
Bar 5Solm
Bar 6Do
Bar 7Fa

Triad Diagrams — Fa Japanese Circle (Guitar)

Fa Japanese CircleIV – V – iii – vi – ii – V – I

The F Japanese Circle (Bb – C – Am – Dm – Gm – C – F) extends the Royal Road through a full diatonic cycle, touching nearly every chord in the key. Dorian brings modal color to the ii chord, Mixolydian handles the V, and Aeolian settles over the vi resolution. Moving through multiple chord-scale contexts in a single progression makes this a valuable ear-training exercise. With seventh voicings (BbMaj7 – C7 – Am7 – Dm7 – Gm7 – C7 – FMaj7), the harmonic journey becomes richly complete.

Playing in Fa major

F major is the gateway to barre chords. While F itself requires a full barre at fret 1, the remaining diatonic chords (C, Dm, Am, G, Bb) mix open and barre shapes. The open high E acts as Fmaj7's seventh, adding unexpected richness. F is a intermediate-level key on guitar because the open high E string is the major seventh of F, creating a lush Fmaj7 resonance even in basic shapes, but the F barre chord itself is the first big hurdle for beginners. This key mixes open and barre shapes, making it a good intermediate challenge that builds fretboard fluency.

Voice Leading

The bass line moves through Bb to C (ascending whole step), C to A (descending minor third), A to D (ascending perfect fourth), D to G (ascending perfect fourth), G to C (ascending perfect fourth), C to F (ascending perfect fourth). The root motion by larger intervals (fourths and fifths) gives each chord change a strong, decisive character. When the progression loops, the bass returns from F to Bb by perfect fourth.

Capo Transposition

To play in F using familiar open chords: capo 1 with open E shapes; capo 3 with open D shapes; capo 5 with open C shapes. Choose the capo position that gives you the voicings you prefer — lower capo positions produce a fuller sound, while higher positions create a brighter, mandolin-like timbre.

Scales for Soloing

F major pentatonic works because every note is either a chord tone or a safe passing tone — there are no avoid notes. For soloing, this means you can play freely without clashing. Over dominant seventh chords, F Mixolydian adds the flat seventh for an authentic blues-rock edge.

Strumming Pattern

Use D-DU-UDU at 100-120 BPM for a standard pop strum. Accent beats 2 and 4 for a backbeat feel. Vary dynamics between verse (lighter) and chorus (stronger) to build energy.

World / J-PopComplete Resolution4/4 · 8 bars

Chords (triads): Si♭, Do, Lam, Rem, Solm, Fa.

Chords (7th): Si♭Maj7, Do7, Lam7, Rem7, Solm7, FaMaj7.

Famous songs using this progression

  • A Cruel Angel's Thesis – Yoko Takahashi (Neon Genesis Evangelion)