Runaway Haru ― ハルの暴走 ―

Short instrumental opener, 1–2 minutes only (around 90–120 seconds), Solo electric bass performance only, No drums, no percussion, no other instruments, no vocals, Fast, explosive, nonstop energy from start to finish, Feels like a sudden emotional outburst and reckless sprint, Features aggressive slap, pop, tapping, slides, harmonics, ghost notes, string hits, and percussive techniques, Minimal pauses, constant motion, tight grooves and chaotic runs, Slight overdrive amp tone, raw live sound with subtle string noise, Youthful, impulsive, passionate, cinematic “runaway” feeling, Begins immediately without intro, builds intensity quickly, reaches a technical slap climax, then ends abruptly with a sharp final hit (no fade out), Compact, punchy, impactful, like kicking open the album

Comedy hard rock track with explosive speed and playful chaos, Very fast tempo, aggressive groove, humorous tension, Features extreme guitar arpeggios, punchy bass, tight live drums, and minimal digital effects in Haru to Fuyu style, Female main vocal begins cute and bright, gradually turning intense and wild, Powerful female shout vocals used as hype and transitions, Final section expands into a very long high-speed rap sequence (around two minutes), female rapper delivering rhythmic, breathless lines with constant flow changes, Mood is frantic, funny, and technically sharp, mixing panic and laughter, All female voices, Emphasize contrast, speed, and live-band energy

Title: Passing Lane Style: Fast hard rock with thrash metal influence, high-speed and aggressive, Mood: Energetic, ironic, sharp, rebellious, Tempo: Fast, driving, relentless, Japanese female rock band sound, Opening with fast palm-muted distorted guitars, aggressive bass lines, and rapid double-kick drums, creating a highway-speed feeling, Verses are tight and rhythmic, slightly restrained but tense, Chorus bursts into powerful hard rock with shouted backing vocals and bold, catchy melody, Main vocal: female voice, fragile yet fiercely emotional, clear and expressive, Rap part: female voice only, cute but sharp, rhythmic spoken rap, Optional shouts: female husky shout, energetic and raw, All vocals are female only, No male voices, Lyrics metaphorically describe passing lanes on highways, speed, impermanence, irony of life, and choosing your own pace instead of chasing others, Modern Japanese rock with anime-style intensity

Up-tempo comedic techno pop track with playful digital sounds and chaotic energy, Bright chiptune synths, glitch effects, bouncy bass, electronic claps and mechanical hi-hats create a frantic “exam panic” atmosphere, Main female vocal with a slightly husky and scratchy tone expressing cute panic and nervous humor, Fast tempo, cartoon-like transitions and sudden drops, Add a sharp and cute female rap section with strict, teasing attitude, Instrumentation based on Haru to Fuyu style: digital drums, synth bass, electric piano stabs, subtle bell arpeggios, and rhythmic vocal chops, Mix should be clean and punchy, emphasizing comedy and school-life chaos

Funky bass-driven ending track, about 1–2 minutes only, Upbeat and groovy funk style with strong slap bass techniques (slap, pop, ghost notes, syncopation, slides), Bass is the main instrument and lead melody, Minimal band: light funky drums, subtle clavinet or clean guitar scratches, no long solos or jam sections, Short and punchy structure, Playful and carefree mood, like laughing after causing a little chaos, Small female vocal lines in English, talk-singing and rhythmic, cute and mischievous tone, Feels like walking home at night but suddenly dancing on the street, Energetic, stylish, youthful, street-funk vibe, Keep it concise and finish with a cool bass lick outro

Short instrumental opener, 1–2 minutes only (around 90–120 seconds), Solo electric bass performance only, No drums, no percussion, no other instruments, no vocals, Fast, explosive, nonstop energy from start to finish, Feels like a sudden emotional outburst and reckless sprint, Features aggressive slap, pop, tapping, slides, harmonics, ghost notes, string hits, and percussive techniques, Minimal pauses, constant motion, tight grooves and chaotic runs, Slight overdrive amp tone, raw live sound with subtle string noise, Youthful, impulsive, passionate, cinematic “runaway” feeling, Begins immediately without intro, builds intensity quickly, reaches a technical slap climax, then ends abruptly with a sharp final hit (no fade out), Compact, punchy, impactful, like kicking open the album