[Verse 1 – 16 bars] (Upright piano remains bouncy and rhythmic) (Walking bass moves continuously underneath) (Brush drums stay light and playful) (Clarinet occasionally responds to the vocal) (Acoustic guitar gives subtle offbeat rhythm) (Vocal delivery is conversational, mischievous and slightly exaggerated) (Leave small spaces after funny lyrical phrases) 朝から母さん どこへ行ったんだ 台所を見れば 皿だけが笑ってる (COUGH) 父さん新聞 読んでるふりして テレビのリモコン 探してる [Pre-Chorus – 8 bars] (Piano becomes more energetic) (Double bass walks upward) (Clarinet and muted trumpet trade short phrases) (Brush drums become slightly more active) (Build anticipation without becoming dramatic) (Last 2 bars gradually remove instruments) (Bar 8: complete stop) 「ご飯まだなの？」 「今作ってるわよ！」 毎日同じこと どうしてこうなる？ [Chorus – 16 bars] (Full quirky swing ensemble returns) (Bouncy upright piano drives the rhythm) (Walking double bass becomes more prominent) (Brush drums with playful snare accents) (Clarinet performs a catchy counter-melody) (Muted trumpet adds short comedic brass stabs) (Shamisen doubles selected rhythmic accents) (Accordion adds warm vintage color) (Vocal becomes bigger, cheerful and deliberately cheeky) (End every second phrase with a short instrumental punchline) となりの山田くん 今日も大騒ぎ 笑って 怒って また笑ってる (COUGH) となりの山田くん 完璧じゃなくていい 転んで 寝坊して それでも家族さ [Post-Chorus – 8 bars] (Short catchy vocal hook) (Piano and bass continue bouncing) (Clarinet repeats a playful two-note motif) (Trumpet answers the vocal) (Brief pause before the final phrase) (Comedic brass hit immediately after the pause) あはは あはは また始まった なんだかんだで 今日も平和だ [Interlude – 12 bars] (Instrumental comedy jazz section) (Clarinet takes a playful lead melody) (Upright piano performs exaggerated rhythmic chords) (Shamisen answers the clarinet) (Muted trumpet interrupts with short comic phrases) (Accordion appears briefly) (Bar 9: sudden tempo-feel reduction) (Bar 10: musical silence) (Bars 11–12: quick ascending piano and brass punchline) (COUGH) [Verse 2 – 16 bars] (Return to the main swing groove) (Vocal becomes more animated and mischievous) (Piano remains bouncy) (Walking bass continues) (Clarinet adds little musical reactions between vocal lines) (Occasional shamisen plucks emphasize humorous moments) (Keep the arrangement light and unpredictable) 父さん靴下 片方どこだ？ 母さんため息 犬まで知らん顔 (COUGH) 娘は鏡の前 髪を直してる 息子はお腹すいたと また叫んでる [Pre-Chorus 2 – 8 bars] (Piano and bass gradually become more energetic) (Clarinet and trumpet exchange increasingly playful phrases) (Drums add subtle brush rolls) (Accordion slowly rises underneath) (Last 2 bars strip down to piano and vocal) (One-beat silence before the chorus) 「静かにしなさい！」 「はいはい、わかった」 三秒たったら また始まる [break – 16 bars] (Full ensemble returns with greater energy) (Bouncy piano, walking bass and swinging brushes) (Clarinet counter-melody becomes more playful) (Muted trumpet gives stronger comic accents) (Shamisen adds rhythmic Japanese character) (Accordion reinforces the harmony) (Vocal is cheerful, cheeky and slightly theatrical) (Add brief stop-time accents after important phrases) [Bridge – 12 bars] (Sudden reduction to upright piano and double bass) (Vocal becomes almost spoken) (Deadpan elderly male baritone delivery) (Piano gives small comic pauses between phrases) (Clarinet quietly enters halfway through) (Muted trumpet gives one extremely short unexpected note) (Complete silence for one beat) (Vocal delivers the final bridge line) (Full band suddenly crashes back in) 人生なんて そんなに難しくない 腹が減ったら 飯を食えばいい (Sudden pause) (Soft comedic orchestral hit) [Final Chorus – 20 bars] (Full quirky jazz ensemble at maximum playful energy) (Bouncy piano drives the entire section) (Walking double bass becomes energetic) (Brush drums add stronger swing accents) (Clarinet performs a fast but tasteful comic counter-line) (Muted trumpet and trombone create short brass punchlines) (Shamisen doubles selected rhythmic hits) (Accordion adds vintage comedy color) (Vocal becomes exuberant and mischievous) (Use stop-time breaks between lyrical phrases) (Last 4 bars progressively become more chaotic but remain musically controlled) (Final vocal phrase followed by a huge comedic brass hit) となりの山田くん 今日も大騒ぎ 家族がいれば それでいい (COUGH) となりの山田くん 笑い声が響く ドタバタしながら 明日へ行こう [Post-Chorus – 8 bars] (Band suddenly becomes quiet) (Only piano, bass and clarinet remain) (Vocal repeats the playful hook) (Clarinet answers each phrase) (Small pause) (One final muted trumpet punchline) あはは あはは また始まった なんだかんだで 今日も平和だ [Outro – 12 bars] (Piano reprises the opening motif) (Double bass slows its walking pattern) (Brush drums gradually disappear) (Clarinet plays a sleepy descending phrase) (Accordion holds a warm final chord) (Vocal delivers one final spoken-sung comedic line) (One-second silence) 「……あれ？ 晩ご飯は？」 (Sudden tiny shamisen pluck) (Short piano chord) (COUGH) (End abruptly)
