Japanese LINE Registration Poster

Prompt

{"type":"Japanese promotional poster flyer","purpose":"LINE registration guide for a coworking space","style":"clean corporate flat design, modern Japanese advertising layout, vector icons, white background with bold blue and green accents, high readability, print-ready poster composition","brand":{"name":"Voltage名古屋","category":"coworking space","header":"コワーキングスペース {argument name=\"venue name\" default=\"Voltage名古屋\"}"},"layout":{"orientation":"portrait","sections":[{"title":"公式LINE登録で利用開始！","position":"top header","count":2,"labels":["公式LINE登録で利用開始！","受付・チェックイン・予約はすべてLINEで完結！"]},{"title":"main signup area","position":"upper middle","count":3,"labels":["まずは友だち追加！","QR code placeholder","※受付後、必ずご登録をお願いします"]},{"title":"公式LINEでできること","position":"upper right","count":4,"labels":["お試し会員登録","会議室の予約","各種チェックイン","お知らせ・キャンペーン配信"]},{"title":"リッチメニューの使い方","position":"middle","count":3,"labels":["1 お試し会員登録はこちら","2 会議室のご予約がこちら","3 各種チェックインがこちら"]},{"title":"ご利用時のご案内","position":"lower middle","count":5,"labels":["出入り自由","お手洗い・給湯室","フリードリンク","電源について","貸し出し備品"]},{"title":"footer message","position":"bottom","count":1,"labels":["快適な空間づくりにご協力をお願いいたします"]}]},"content_blocks":{"line_features":[{"icon":"ID card profile icon in green outline","heading":"お試し会員登録","text":"お試し会員の登録ができます"},{"icon":"calendar icon in green outline","heading":"会議室の予約","text":"会議室のご予約ができます"},{"icon":"check circle icon in green outline","heading":"各種チェックイン","text":"ドロップイン・会員利用のチェックインができます"},{"icon":"megaphone icon in green outline","heading":"お知らせ・キャンペーン配信","text":"お得情報や最新のお知らせをお届けします"}],"rich_menu_steps":[{"step":1,"heading":"お試し会員登録はこちら","visual":"smartphone screen showing profile form, yellow button, hand tapping, yellow LINE-style check bubble","text":"1ヶ月使い放題の お試し会員登録ができます"},{"step":2,"heading":"会議室のご予約がこちら","visual":"smartphone screen with calendar, hand tapping date","text":"空き状況を確認して そのまま予約できます"},{"step":3,"heading":"各種チェックインがこちら","visual":"smartphone screen with large check mark, hand tapping","text":"ドロップイン・会員利用の チェックインはこちらから"}],"facility_info":[{"heading":"出入り自由","icon":"open door with arrow","text":"いつでも自由に出入り可能です。 退出時の手続きは不要です。"},{"heading":"お手洗い・給湯室","icon":"restroom male and female symbols","text":"お手洗いと給湯室は 受付後方にございます。"},{"heading":"フリードリンク","icon":"coffee machine cup","text":"コーヒーメーカー、ウォーターサーバーは ご自由にご利用いただけます。"},{"heading":"電源について","icon":"electrical outlet","text":"壁沿いの席に電源があります。 中央席...