春to冬―The First-Show―

Emotional acoustic J-pop duet arranged for acoustic guitar only, No electric instruments, no drums, no bass, no keyboards, no ambient pads, The entire song is carried by one acoustic guitar with warm, natural tone and expressive dynamics, Haru plays gentle rhythmic strumming and soft fingerpicking patterns, Two female vocalists: Haru has a slightly husky, warm voice; Mayu has a silky, clear tone, Intimate live-session feeling, close mic, natural breathing, Mood is hopeful and sentimental, like standing between spring and winter at sunset, Build emotion through vocal harmony rather than volume, Structure: Soft fingerpicked intro → Verse (Haru lead) → Pre-chorus (duet) → Emotional chorus with harmony → Short acoustic interlude → Final chorus with layered harmony → Quiet fade-out

Japanese acoustic emo-rock ballad, Arrangement features only technical acoustic guitar and expressive piano, both performed by Mayu, Intricate fingerstyle arpeggios with dynamic picking, subtle harmonics, and rhythmic accents, Piano begins delicately and gradually builds emotional intensity in the chorus with layered chords and melodic counterlines, No drums, no bass, no pads, Haru sings lead with a fragile, husky, slightly raspy female voice; high notes strained and aching, almost breaking yet controlled, Emotional, breathy, raw delivery, Theme: forgetting summer homework until the last day, metaphor for postponed confession and unfinished love, Structure: soft arpeggio intro → intimate verse → rising pre-chorus → explosive yet acoustic chorus → emotional bridge → final passionate chorus → fading piano outro, Japanese lyrics with light English phrases, Bittersweet, youthful, painfully warm

Emotional youth rock song performed by two junior high school girls, Lead vocal: female with a very raspy, husky, slightly cracked tone expressing fragile strength and determination, High notes should sound strained and emotional, sometimes breaking slightly, with short hoarse shouts like “Rise again!”, Backing vocal: female with a clear, pure voice providing bright harmonies and chorus support, No male vocals, Instrumentation centers on acoustic guitar played by the singer with warm rhythmic strumming, Electric guitar by the second performer adds melodic riffs, light distortion, and expressive fills, Bass and energetic rock drums support the arrangement, Structure: soft acoustic intro → intimate verse → build in pre-chorus → powerful chorus with layered female harmonies → melodic electric guitar solo → key change final chorus → tempo increases and the song rushes into an energetic outro, Mood: inspiring, emotional, youthful, raw and determined

Cinematic Japanese youth ballad with strong emotional string arrangement, Acoustic guitar and clean electric guitar as central instruments, supported by rich orchestral strings (violins, violas, cellos) that gradually swell toward the final chorus, Soft piano textures in the background, Emotional, nostalgic, hopeful, film-ending atmosphere, Vocal arrangement: First singer: husky female voice, slightly raspy and warm, emotional and intimate tone, Second singer: clear and transparent female voice, powerful and controlled, strong high notes, Structure: Gentle intro with wind ambience and acoustic guitar, First verse led by First singer, Second verse led by Second singer, Pre-chorus builds with strings, Chorus: Duet (both singers together, harmonized), Final chorus: Duet with full orchestration and key change for dramatic climax, Emotional, sentimental, inspirational, tear-jerking cinematic vibe