
Do2
<ATROPOS-FRAME+改> <!-- created: 2026-07-11 --> <!-- author: KENT OGUSHI&J --> <!-- alias: major-acoustic-lead-no-electric --> //<HEADER> //【Scene: steel-string acoustic guitar lead-only instrumental; electric guitar absolutely forbidden】 //【Mood: bright / sharp / emotional / technical / acoustic-front】 //【Key: D Major center with F/Ab/E modulations】 //【Tempo: 112 BPM】 //【TimeSignature: 4/4】 //【Instrumentation: one steel-string acoustic guitar only】 //【Structure: MajorImpact–D Solo–F Lift–Ab Flash–E Turn–Return–FinalCadenza–Outro】 //</HEADER> //<CONTROL> //【LeadLock: steel-string acoustic guitar is the only lead and the only sound source】 //【ElectricGuitarBan: no electric guitar, no clean electric, no amp tone, no pickup tone】 //【Dynamics: acoustic lead melody front, strong pick attack, woody body resonance, natural decay】 //【Balance: lead line always above chord fragments; low-string hints stay inside same performance】 //</CONTROL> //<MODULE> //【HarmonyEngine: D major center expands by mediant lift, remote major flash, Lydian turn and dominant return】 //【ModulationEngine: D Major to F Major, Ab Major, E Major, then back to D through A7sus4】 //【ModalInterchangeEngine: ivm6, bIImaj7, bVImaj7, bVIImaj7, V7sus4, borrowed minor color】 //【OrchestrationStyle: solo acoustic guitar lead; melody, chord fragments and harmonics on one guitar】 //【SoloConcept: acoustic solo first; major motif, answer, development, modulation climb, final cadenza】 //【InstrumentIdentityLock: Strict — steel-string acoustic only; never morph into electric guitar】 //【HumanPlayableConstraint: Strict human-performable acoustic techniques】 //【UNSPECIFIED_INSTRUMENTS: ABSOLUTELY FORBIDDEN】 //【UNDECLARED_SOUND_SOURCES: ABSOLUTELY FORBIDDEN】 //</MODULE> //<CHORDS> //【MajorImpact: | Dadd9 | Gmaj9 | A7sus4 | Dadd9 |】 //【D Major: | Dadd9 | Bm9 | Gmaj9 | A13 | D/F# | Gmaj9 | Em9 | A7sus4 |】 //【F Lift: | Fmaj9 | Bbmaj7#11 | Gm9 | C13 | Fmaj9 | Dm9 | Gm9 | A7alt |】 //【Ab Flash: | Abmaj9 | Dbmaj7 | Bbm9 | Eb13 | Abmaj9 | Gbmaj7 | Fm9 | Emaj7#11 |】 //【E BrightTurn: | Emaj9 | Amaj7#11 | F#m9 | B13 | E/G# | Cmaj7 | Gmaj7 | A7sus4 |】 //【Return: | Dadd9 | Gmaj9-Gm6 | D/F# | Em9 | A7alt | Dadd9 |】 //【FinalCadenza: | Bbmaj9 | C13 | Fmaj9 | Abmaj9 | Emaj7#11 | A7alt | Dadd9 |】 //【Outro: | Dadd9 natural harmonic tail |】 //【ModulationMap: D Major → F Major → Ab Major → E Major → D Major return】 //</CHORDS> //<SCALES> //【PrimaryScale: D Ionian with Lydian color on Gmaj9 and Emaj7#11】 //【ModulationScales: D Ionian / F Ionian / Ab Ionian / E Ionian / A altered return】 //【ModalInterchange: Gmaj9 to Gm6, Bbmaj9 bVI, C13 bVII, Cmaj7/Gmaj7 return gate】 //</SCALES> //<INSTRUMENT> //【Name: Steel-String Acoustic Guitar】 //【Role: Only Lead Instrument, complete major-key acoustic guitar solo】 //【Tuning: E Standard (E-A-D-G-B-E)】 //【Tone/Character: bright steel-string acoustic attack, woody body, dry detail, singing treble, audible pick grain】 //【AcousticIdentityRule: real acoustic body, bronze string attack, no electric-guitar pickup character】 //【LeadOwnershipRule: acoustic guitar enters beat one and carries every lead phrase alone】 //【OnlySoundRule: every audible note, hit, harmonic, rake, squeak and decay must come from this same guitar】 //【NoOtherSoundRule: no electric guitar, no second guitar, no bass, no drums, no percussion, no voice, no pad】 //【MajorMelodyRule: lead phrases must sound major-key bright, melodic and resolved】 //【MelodyRule: chord-tone motif first, expressive target, picked answer, clean landing】 //【ModulationPhraseRule: each key change is announced by a clear lead target note and matching chord fragment】 //【NoNoodleRule: fast runs resolve to 3rd, 5th, 9th or altered tension】 //【SpeedRule: flatpicked 16th streams, short 32nd bursts, triplet pickups, cross-string answers】 //【FastRunRule: longest picked ascent crosses D, F, Ab and E major targets】 //【ChordFragmentRule: partial grips support melody; no impossible full-chord lead stacks】 //【HarmonicRule: natural harmonics on modulation pivots, final peak and Outro tail】 //【AcousticBodyRule: soundboard thump, bronze-string decay and pick grain must stay obvious】 //【NoAmpMorphRule: acoustic tone must not turn into clean electric, DI pickup, amp or chorus texture】 //【LeadDensityRule: keep active acoustic lead phrases in every section; no empty backing bars】 //【Technique: alternate picking, economy picking, crosspicking, hybrid-picked double-stop, slide, bend-release, natural harmonic, wide vibrato, muted rake accent】 //【HumanPlayableConstraint: Strict, one acoustic guitarist only】 //</INSTRUMENT> //<BAN> //【ELECTRIC_GUITAR: ABSOLUTELY FORBIDDEN】 //【CLEAN_ELECTRIC_GUITAR: ABSOLUTELY FORBIDDEN】 //【GUITAR_AMP_TONE: ABSOLUTELY FORBIDDEN】 //【SINGING: ABSOLUTELY FORBIDDEN】 //【HUMAN_VOICE: ABSOLUTELY FORBIDDEN】 //【NON_ACOUSTIC_LEAD: ABSOLUTELY FORBIDDEN】 //【UNSPECIFIED_INSTRUMENTS: ABSOLUTELY FORBIDDEN】 //【UNDECLARED_SOUND_SOURCES: ABSOLUTELY FORBIDDEN】 //【SECOND_GUITAR_LAYER: FORBIDDEN】 //</BAN> //<END>

