本記事では、学校の教室をはじめ、校内にあるさまざまな教室や施設を画像生成AIで再現するためのプロンプトを、イラスト付きで紹介します。
本記事で紹介しているプロンプトについて
学校施設内であることを明示するため、必要に応じて先頭に「inside a Japanese high school」を追加すると画像生成AIにとって背景を誤解しにくくなります。プロンプトは背景のみで再現していますが、キャラクターの背景としても有効です。
一般教室・授業で使われる基本の教室プロンプト一覧
| 教室名 | プロンプト（呪文） |
|---|---|
| 普通教室 (※ 完全再現用600種プロンプト有り) | classroom with neatly arranged desks and chairs, large windows facing east, soft morning sunlight streaming in, green chalkboard with handwritten notes, posters on the walls, realistic Japanese high school interior |
| 音楽室 | music classroom with a grand piano in the center, wooden floors, rows of music stands, acoustic panels on the walls, sheet music scattered, warm ambient light, school atmosphere |
| 美術室 | art classroom filled with easels and student paintings, messy paint stains on desks, stone busts and sculpture models, shelves with colorful paint tubes and brushes, artistic atmosphere |
| 技術室 | technical workshop classroom with metal pipes, tool shelves, workbenches with vises, industrial-style lighting, scattered blueprints and small machines, realistic school setting |
| 家庭科室 | home economics room with kitchen stations, gas stoves, cutting boards, sewing machines on side tables, food prep in progress, bright clean tiles, natural daylight |
| 理科室 | science classroom with black lab tables, bubbling flasks, chemical smoke rising, anatomical model in the corner, posters of the periodic table, dramatic scientific atmosphere |
| 情報処理室 | computer classroom with rows of computers (either CRT monitors or modern iMacs), LAN cables, dim white lighting, minimal decor, Japanese school setting |
| 視聴覚室 | AV classroom with lowered projector screen, dark curtains drawn, dim light from the projector, neatly aligned chairs, realistic audio-visual setup |
| 地理室 | geography classroom with world maps covering the walls, a large globe on display, weather charts, geological samples on shelves, academic and exploratory atmosphere |
| 書道室 | Japanese calligraphy classroom with wooden desks, ink stains on the floor, hanging calligraphy scrolls, brushes and inkstones on desks, calm and focused traditional vibe |
| 講義室（ホール） | lecture hall with tiered seating, podium with microphone, large projection screen at the front, clean and spacious interior, academic atmosphere |
| 宗教室／礼拝室 | school chapel room with wooden benches, stained glass windows, a simple altar with a cross, soft natural lighting, peaceful and sacred ambiance |
| 廊下（校舎内） | school hallway with polished linoleum floor, rows of tall windows on one side, classroom doors with nameplates on the other, afternoon sunlight casting long shadows, shoe scuff marks and quiet atmosphere |
普通教室classroom
音楽室music classroom
美術室art classroom
技術室technical workshop classroom
家庭科室home economics room with kitchen stations
理科室science classroom
情報処理室computer classroom
視聴覚室AV classroom
地理室geography classroom
書道室Japanese calligraphy classroom
講義室（ホール）lecture hall with tiered seating
宗教室／礼拝室school chapel room
廊下（校舎内）school hallway
なお以下記事にて、学校の校舎など屋外施設用のプロンプトを紹介しています。
専門教室・支援教室を描き分けるための英語プロンプト集
| 教室名 | プロンプト（呪文） |
|---|---|
| 特別支援教室 | special education classroom with colorful cushioned chairs, soft partitions, visual communication cards on the walls, educational toys on low shelves, bright lighting and inclusive atmosphere |
| 自立支援室（生活訓練） | life skills training room with compact kitchen, washing machine, laundry baskets, everyday household items neatly arranged, realistic interior with home-like atmosphere |
| 調理実習室（専門） | professional cooking classroom with large IH stoves, stainless steel counters, tiled walls, clean cutting boards, sinks with running water, cooking in progress, institutional kitchen setting |
| 看護実習室 | nursing training room with hospital beds, IV stands, human-shaped mannequins for practice, medical equipment on carts, white curtains, clinical interior in school setting |
| 進路指導室 | guidance counseling room with bookshelves full of university pamphlets, calm lighting, simple consultation table and chairs, notice board with pinned academic info, peaceful and organized environment |
| 模擬面接室 | mock interview room with two simple chairs facing each other, a tripod camera in the corner, white walls, “recording in progress” sign on the door, minimal and focused layout |
特別支援教室special education classroom
自立支援室（生活訓練）life skills training room
調理実習室（専門）professional cooking classroom
看護実習室nursing training room
進路指導室guidance counseling room
模擬面接室mock interview room
・看護実習室は、「human-shaped mannequins」を単体にするかもしくは削除してもいいです。複数系の場合、部屋に大量に置かれて怖くなる場合もあり…。
・模擬面接室 差別化のコツ： 椅子2脚の配置を明確にし、三脚付きカメラや「録画中」の札を描写する。照明を控えめにし、無機質で静かな面接空間を再現する。。
図書室・自習スペースなど学習支援系のプロンプト例
| 教室名 | プロンプト（呪文） |
|---|---|
| 図書室 | school library with floor-to-ceiling bookshelves, a central checkout counter, cozy reading area with chairs and sunlight through the windows, quiet academic atmosphere |
| 自習室 | quiet study room with partitioned individual booths, each desk has a lamp and open notebook, minimal wall decoration, fluorescent lighting, silent and focused school environment |
| キャリアルーム | career guidance room with shelves full of university brochures, computers on consultation desks, wall posters of career paths, neat and welcoming atmosphere in a modern school setting |
図書室school library
自習室quiet study room
キャリアルームcareer guidance room
・自習室 差別化のコツ： 仕切りのある個別ブース形式を強調し、静寂感を強調。机上に小型照明や参考書を置き、集中空間を再現する。
職員室や校長室など運営系スペースの再現プロンプト
| 教室名 | プロンプト（呪文） |
|---|---|
| 職員室 | staff room filled with rows of teacher desks, cluttered with papers and personal items, wall lockers in the back, fluorescent lighting, slightly chaotic yet lived-in school atmosphere |
| 校長室 | principal’s office with a large executive desk, matching leather chairs, a small flower vase, framed certificates on the walls, warm lighting and a formal yet dignified atmosphere |
| 生徒会室 | student council room with a central meeting table, whiteboard with marker notes, posters and club documents on the walls, a sense of organized activity and school leadership |
| 生徒会室（アニメ風） | anime-style student council room with a large polished wooden table, high-backed chairs, deep red curtains, framed calligraphy on the wall, elegant carpet, and soft afternoon light streaming through tall windows, dramatic and authoritative atmosphere |
| 保健室 | school nurse room with medical beds separated by white curtains, a thermometer on a side table, a shelf of medicine, gentle lighting, calm and clean atmosphere |
| 放送室 | school broadcast room with microphones on a mixing console, acoustic foam panels on the walls, small studio window, blinking signal lights, compact and focused setting |
| 印刷室 | school printing room with a large copier machine, stacks of paper and printed materials, plain interior with industrial shelves, quiet and practical workspace |
| 学年主任室 | head teacher’s room with a small number of desks, minimalist setup, less clutter than the staff room, subdued atmosphere for quiet work |
| 警備員控室 | security guard room with surveillance monitors on the wall, uniform rack in the corner, plain desk, quiet and functional space with low lighting |
| 面談室（個別三者面談用） | school meeting room with a small round table, two to three chairs facing each other, minimal decor, soft lighting, private and quiet atmosphere for parent-teacher discussions |
職員室staff room filled with rows of teacher desks
校長室principal’s office
生徒会室student council room
生徒会室（アニメ風）anime-style student council room
保健室school nurse room
放送室school broadcast room
印刷室school printing room
学年主任室security guard room
警備員控室security guard room
面談室（個別三者面談用）school meeting room
・生徒会室は2パターン、現実調のものとアニメ作品（例：生徒会の一存、コードギアス、ヒロアカなど）で描かれる異様に格調高い生徒会室のイメージを再現したもの。
・学年主任室 差別化のコツ： 職員室より少人数・机が少なく整理されている様子を表現。話し合い用のサブテーブルや簡素な掲示板など、静かで落ち着いた空間に。
・警備員控室 差別化のコツ： モニターの多さや制服掛け、警備用ベスト・懐中電灯などを視覚的に配置。雑然としながらも実務感を出す。
講堂・会議室など行事用スペースの画像生成プロンプト
| 教室名 | プロンプト（呪文） |
|---|---|
| 講堂（ホール） | school auditorium with a wide stage, spotlight equipment above, rows of neatly arranged chairs, red curtain backdrop, spacious and formal environment for ceremonies or performances |
| マルチパーパスホール（可動席） | multipurpose school hall with retractable seating rails, black curtain backdrop, ceiling-mounted lighting bars, empty floor space for events, utilitarian and versatile layout |
| 準備室（理科/美術など） | storage prep room next to art or science classroom, shelves filled with spare easels, plaster busts, lab equipment boxes, cluttered and dimly lit with a functional workroom feel |
| 会議室 | school meeting room with a rectangular table, ceiling projector, screen, a few chairs around the table, subdued lighting, possibly in-use with documents or laptops on the table |
講堂（ホール）school auditorium with a wide stage
マルチパーパスホール（可動席）multipurpose school hall with retractable seating rails
準備室（理科/美術など）storage prep room next to art or science classroom
会議室school meeting room
・準備室（理科/美術など） 差別化のコツ： 親教室よりも狭く、棚に資材が詰まっていたり机の上がごちゃついている様子を強調。あくまで「作業中・保管中」の空気感を出す。
・会議室 差別化のコツ： 使用中の描写（投影中のプロジェクター、開いたノートPC、座っている椅子の角度）を活かし、”無人の単なる会議室”との差をつける。
部室・クラブ活動に使われる教室のプロンプトまとめ
| 教室名 | プロンプト（呪文） |
|---|---|
| 部室棟内部 | student clubroom with piles of personal items, cluttered desks, club posters on the walls, mismatched chairs, a lived-in and slightly chaotic vibe, strong sense of personalization |
| 吹奏楽部室 | brass band club room with instrument lockers, sheet music stands, soundproof panels on the walls, folding chairs, and low lighting for practice ambiance |
| 美術部室 | art club room with unfinished paintings on easels, paint-stained floors and desks, shelves filled with art supplies, and a colorful, chaotic atmosphere of creativity |
| 科学部室 | science club room with small-scale experimental devices, project boards with data charts, old science books, and a model of a solar system in the corner |
| 演劇部室 | drama club room with clothing racks full of costumes, wall mirrors with lights, scattered scripts, props like swords and masks, and a theatrical creative atmosphere |
| 放送部録音ブース | broadcasting booth with a microphone on a desk, recording light turned on, soundproof foam walls, a monitor with waveform display, and a focused, quiet environment |
| 写真部暗室 | photography club darkroom with red safelight, clothesline with wet prints hanging, chemical tanks and trays on metal counters, dim, focused and quiet space |
| コスプレ衣装室 | cosplay costume room with racks of colorful themed outfits (maid, knight, fantasy), mannequins dressed in progress, mirrors and sewing materials on the side tables |
| 新聞編集室（ジャーナリズム部） | school newspaper editing room with past issues pinned to walls, layout tables covered in drafts, bulletin boards of interview photos, and a cluttered, journalistic energy |
部室棟内部student clubroom
吹奏楽部室brass band club room
美術部室art club room
科学部室science club room
演劇部室drama club room
放送部録音ブースbroadcasting booth
写真部暗室photography club darkroom
コスプレ衣装室cosplay costume room
新聞編集室（ジャーナリズム部）school newspaper editing room
・コスプレ衣装室 差別化のコツ： 特徴的な衣装（例：メイド服、甲冑、魔法少女風など）を目立たせて配置。演劇部との違いを強調する。
体育館や道場など屋内運動施設の英語プロンプト一覧
| 教室名 | プロンプト（呪文） |
|---|---|
| 体育館（内部） | indoor school gymnasium with a polished wooden floor, clear court lines, a basketball hoop, and a raised stage at one end, high ceiling with lighting rigs, wide and open sports facility |
| 体育倉庫 | school gym storage room with shelves of sports equipment, folded mats, cones, soccer balls, jump ropes, and stacked hurdles, dim lighting and slightly dusty, located adjacent to the gymnasium |
| 室内プール | indoor swimming pool with 25-meter lanes, water reflecting overhead lights, chlorine warning sign, tiled deck, and a small spectator gallery with benches |
| トレーニング室 | school training room with rows of exercise machines, wall-mounted mirrors, free weights, clean mats on the floor, and a focused, energetic workout space |
| ダンススタジオ | dance studio with full-length mirrors on one wall, smooth wooden floors, audio equipment in the corner, and a student stretching or rehearsing under soft light |
| 柔道場 | judo dojo with large tatami mats, wooden walls with a hanging calligraphy scroll, folded white uniforms and judo gear neatly stored in open cubbies |
| 剣道場 | kendo training hall with wooden floors, bamboo swords (shinai) resting on racks, protective gear on display, and a minimal yet disciplined environment |
| 弓道場（屋内射場） | indoor kyudo archery range with straw targets (makiwara), tatami flooring, bows and arrows on stands, and a serene atmosphere with a focus on traditional precision |
体育館（内部）indoor school gymnasium
体育倉庫school gym storage room
室内プールindoor swimming pool
トレーニング室school training room
ダンススタジオdance studio
柔道場judo dojo with large tatami mats
剣道場kendo training hall
弓道場（屋内射場）indoor kyudo archery range
食堂・購買部・ラウンジなど生活空間の再現プロンプト
| 教室名 | プロンプト（呪文） |
|---|---|
| 食堂（カフェテリア） | school cafeteria with rows of long tables, sunlight streaming through large windows, tray return station near the wall, casual atmosphere with students eating or chatting |
| 放課後自由学習カフェ | after-school learning cafe with barista-style coffee machine, wall outlets for device charging, shelves with board games, relaxed lighting and cozy wooden interior |
| 購買部 | school store with small sliding window counter, shelves stocked with bread and snacks, students lining up to buy, handwritten price signs and school posters on the wall |
| ラウンジ／休憩スペース | school lounge area with sofas, vending machines, bulletin boards with student notices, casual layout for conversation or break time |
| カウンセリングルーム | school counseling room with soft ambient lighting, potted plants, two comfortable chairs facing each other, bookshelf with psychology books, calm and private environment |
| 保護者控室 | parent waiting room with a low meeting table, traditional teapot set, folding chairs, quiet and neutral space with minimal school decorations |
| 配膳室／給湯室 | school kitchen serving room with stainless steel counters, industrial sink, large rice pots and soup containers, stacked trays ready for meal distribution |
食堂（カフェテリア）school cafeteria
放課後自由学習カフェafter-school learning cafe
購買部school store
ラウンジ／休憩スペースschool lounge area
カウンセリングルームschool counseling room
保護者控室parent waiting room
配膳室／給湯室school kitchen serving room
・ラウンジ／休憩スペース 差別化のコツ： ソファ席と掲示板＋自販機だけでなく「誰かがくつろいだ形跡」（開いた本、飲みかけのペットボトル）などを描き、“使われている感”を出す。
・保護者控室 差別化のコツ： 会議室に似るため、急須や湯のみ、和菓子セット、スリッパなど「来客向けのおもてなし要素」で家庭的・和風に演出する。
・配膳室／給湯室 差別化のコツ： ステンレスのシンク、大きなスープ缶、しゃもじ入れ、温蔵庫など厨房的要素を明示。人が立って配膳準備をしている描写が効果的。
ICTルームやVR教室など先端施設のプロンプト
| 教室名 | プロンプト（呪文） |
|---|---|
| ICTルーム | modern school ICT room with electronic whiteboard, rows of sleek desktop computers, tablet charging racks along the wall, clean desks, and bright LED lighting |
| VR体験教室 | school VR classroom with students’ chairs arranged in open space, VR headsets placed on charging stands, motion sensors mounted on walls, futuristic and immersive setup |
| 3Dプリント室 | 3D printing lab with multiple printers in action, spools of colorful filament, partially printed models on display, technical workstation setup with digital control panels |
| メイカースペース／ロボット工房 | maker space with 3D printers, laser cutters, high stools around tool benches, shelves of robotics kits and wires, creative hands-on atmosphere with modern tools |
| サーバールーム（校内ICT中枢） | school server room with rows of 19-inch server racks, glowing blue LED lights, bundles of network cables, air conditioning units and a secure, high-tech vibe |
ICTルームmodern school ICT room
VR体験教室school VR classroom
3Dプリント室3D printing lab
メイカースペース／ロボット工房maker space
サーバールーム（校内ICT中枢）school server room
茶道室・礼法室など日本文化系教室のAIプロンプト例
| 教室名 | プロンプト（呪文） |
|---|---|
| 茶道室（茶道専用使用） | traditional Japanese tea ceremony room with tatami flooring, sunken hearth (ro), tea utensils neatly arranged (chawan, chasen, chakin), hanging scroll and flower arrangement in the alcove, calm lighting and focused ceremonial atmosphere |
| 礼法室（作法指導用途） | Japanese etiquette training room with students practicing formal sitting (seiza) on tatami mats, instructor demonstrating traditional bowing gestures, low table with folded paper (kaishi) and chopsticks, minimal decoration and quiet discipline |
茶道室traditional Japanese tea ceremony room
礼法室Japanese etiquette training room
学校環境における「茶道室」と「礼法室」は設備的にはほぼ同一であることが多い。しかし用途が分かれる。茶道室は茶道の点前を学ぶ、礼法室は座礼・和室マナー・和食の作法などの総合指導が行われる。
天文観測室・プラネタリウムなど天文系施設の再現プロンプト集
| 教室名 | プロンプト（呪文） |
|---|---|
| 天文観測室（屋上ドーム） | rooftop astronomy observatory with a small white dome, a large mounted reflecting telescope inside, red safety lights, star charts on the wall, dark atmosphere for stargazing |
| プラネタリウム教室 | planetarium classroom with reclining seats arranged in a circle, a central star projector beneath a dome screen, realistic starry sky projection, dramatic dark environment |
天文観測室（屋上ドーム）rooftop astronomy observatory
プラネタリウム教室planetarium classroom
今回は、学校の校内施設を再現するためのプロンプトを紹介しました。近年の学校は昔よりも様々な用途の教室が増えてきています。本プロンプトが画像生成AIのイラスト作成のお役に立てれば嬉しいです。
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