TensorArtで作成した作品「Pastel Spring Reverie」の作成過程を解説しますね。
私はいつもプロンプトをChatGPTと相談しながら作ったり、修正したりします。
今回はその過程をお伝えします。
作品名:Pastel Spring Reverie

生成パラメータ
TensorArtを使って以下のパラメータで作成しました。
パラメータ名 | 値 |
---|---|
Prompt | A sensual watercolor illustration featuring an elegant figure seamlessly blending into the surrounding hues, as if painted with flowing, translucent watercolor strokes. Her form is delicately shaped by the natural diffusion of pigments, with soft edges that dissolve into the misty background, evoking a dreamlike, ephemeral presence. Rendered in a soft watercolor technique, the artwork embraces gentle, organic bleeding effects where colors naturally merge, creating a delicate and ethereal glow. The vintage and retro aesthetic is subtly reflected in the flowing contours and harmonious tonal variations, while the hand-painted watercolor texture enhances the fluidity of the composition. The composition is a close-up shot of a girl with open eyes, her gaze radiant and filled with warmth, reflecting a sense of joy and serenity. Her expression is peaceful and dreamlike, as if she is mesmerized by the floating petals around her. Pastel-colored petals dance weightlessly in the air, carried by an unseen breeze, their edges softly melting into the air like watercolor splashes. Snowflakes drift gently alongside the petals, their delicate forms dissolving into the mist, enhancing the sense of quiet elegance. The entire scene is bathed in the soft glow of a winter day, reinforcing the ethereal and serene atmosphere. A carefully crafted depth of field effect brings gentle focus to her delicate, glowing features, while the background gradually fades into a wash of soft pastel hues and fluid gradients, deepening the immersive, dreamlike quality of the artwork. Inspired by the works of Hannah Dale and Harumi Hironaka, the piece radiates elegance and serenity, with delicate yet expressive tones that evoke a sense of timeless beauty. The interplay between translucent watercolor layers, floating pastel petals, and the soft diffusion of colors creates a mesmerizing fusion of artistic fluidity and atmospheric depth, immersing the viewer in a world of gentle motion, quiet contemplation, and luminous joy. |
Negative prompt | (なし) |
プロンプトの調整
今回はいつも素敵な水彩イラストをXに投稿されているHiroさんのプロンプトをお借りさせていただきました。
こちらの投稿から!
透きとおる記憶#冬の友の会
— Hiro@AIお絵描きの人 (@hiro_aiart) February 8, 2025
■Prompt
Watercolor painting. Close-up Shot. A girl with closed eyes. She is surrounded by snowflakes. Winter day. Ethereal and serene. Depth of field.
[日本語訳]… pic.twitter.com/kNCj6ukiM5
透明感と表情がとても素敵ですよね!
まずはそのまま
まずは私がいつも使っているモデル、LoRAで、プロンプトもそのまま指定して生成しました。

悪くはないですが、なんだか普通。
自分のプロンプトと合成
ChatGPTを使って、私がいつも使っているプロンプトと合成します。
「#プロンプト」が私のいつものプロンプト、「#要素」がHiroさんのプロンプトです。
以下のプロンプトに要素を追加してください。
#プロンプト
A sensual watercolor illustration featuring an elegant figure draped in a silky flower that wraps gracefully around the body, its petals mimicking the delicate patterns of blue and white porcelain. Rendered in a soft watercolor technique, the artwork balances gentle, flowing brushstrokes with pastel hues, creating a dreamy and ethereal glow. The vintage and retro aesthetic is evident in the flowy design and intricate details, while the hand-painted watercolor texture enhances the organic softness. Inspired by the works of Hannah Dale and Harumi Hironaka, the piece radiates elegance and serenity, with delicate yet expressive tones that evoke a sense of timeless beauty. Every detail is highly refined, from the silky texture of the flower to the porcelain-inspired patterns, blending vintage charm with the fluidity of watercolor art
#要素
Watercolor painting. Close-up Shot. A girl with closed eyes. She is surrounded by snowflakes. Winter day. Ethereal and serene. Depth of field.
Here is the enhanced prompt with the additional elements integrated naturally:
—-
Enhanced Prompt:
A sensual watercolor illustration featuring an elegant figure draped in a silky flower that wraps gracefully around the body, its petals mimicking the delicate patterns of blue and white porcelain. Rendered in a soft watercolor technique, the artwork balances gentle, flowing brushstrokes with pastel hues, creating a dreamy and ethereal glow. The vintage and retro aesthetic is evident in the flowy design and intricate details, while the hand-painted watercolor texture enhances the organic softness.
The composition is a close-up shot of a girl with closed eyes, her expression serene and contemplative, as if lost in a dream. Snowflakes gently drift around her, each one delicately rendered in soft, translucent layers, adding a sense of winter’s quiet beauty. The scene is bathed in the gentle light of a winter day, enhancing the ethereal and serene atmosphere. A carefully crafted depth of field effect brings focus to her delicate features and the intricate floral details, while the softly blurred background further deepens the immersive dreamlike quality of the artwork.
Inspired by the works of Hannah Dale and Harumi Hironaka, the piece radiates elegance and serenity, with delicate yet expressive tones that evoke a sense of timeless beauty. Every detail is highly refined, from the silky texture of the flower to the porcelain-inspired patterns, blending vintage charm with the fluidity of watercolor art. The interplay between the floral elements, snowflakes, and soft hues creates a mesmerizing fusion of nature’s quiet elegance and classical artistic refinement.
—-
This version ensures a seamless integration of all elements while maintaining a cohesive, poetic, and visually rich prompt. Let me know if you’d like any refinements!
プロンプトは英語で、会話は日本語でお願いします
了解しました!以下が、要素を追加した英語のプロンプトです。
Enhanced Prompt:
A sensual watercolor illustration featuring an elegant figure draped in a silky flower that wraps gracefully around the body, its petals mimicking the delicate patterns of blue and white porcelain. Rendered in a soft watercolor technique, the artwork balances gentle, flowing brushstrokes with pastel hues, creating a dreamy and ethereal glow. The vintage and retro aesthetic is evident in the flowy design and intricate details, while the hand-painted watercolor texture enhances the organic softness.
The composition is a close-up shot of a girl with closed eyes, her expression serene and contemplative, as if lost in a dream. Snowflakes gently drift around her, each one delicately rendered in soft, translucent layers, adding a sense of winter’s quiet beauty. The scene is bathed in the gentle light of a winter day, enhancing the ethereal and serene atmosphere. A carefully crafted depth of field effect brings focus to her delicate features and the intricate floral details, while the softly blurred background further deepens the immersive dreamlike quality of the artwork.
Inspired by the works of Hannah Dale and Harumi Hironaka, the piece radiates elegance and serenity, with delicate yet expressive tones that evoke a sense of timeless beauty. Every detail is highly refined, from the silky texture of the flower to the porcelain-inspired patterns, blending vintage charm with the fluidity of watercolor art. The interplay between the floral elements, snowflakes, and soft hues creates a mesmerizing fusion of nature’s quiet elegance and classical artistic refinement.
このプロンプトでイメージを生成すると、より幻想的で洗練された雰囲気が強調されると思います。追加したい要素や変更点があれば教えてください!
このプロンプトで以下のイラストが生成できました。

雰囲気は出てきましたが、花だらけ感がちょっと重い。
水彩感アップと花を除去
水彩感も足りないので、水彩感をアップし、重い花も描かないようにChatGPTで修正。
もっと滲むような透明な水彩感を追加して、花は外してください。
以下が、さらに水彩のにじみや透明感を強調し、花の要素を削除した英語のプロンプトです。
Enhanced Prompt:
A sensual watercolor illustration featuring an elegant figure draped in a flowing, translucent fabric that wraps gracefully around the body, dissolving softly into the surrounding hues. The artwork is rendered in a delicate watercolor style with fluid, diffused brushstrokes, where colors naturally blend and bleed into one another, creating an ethereal and dreamlike glow. The vintage and retro aesthetic is subtly reflected in the flowing contours and intricate tonal variations, while the hand-painted watercolor texture enhances the organic softness of the composition.
The composition is a close-up shot of a girl with closed eyes, her expression serene and contemplative, as if lost in a dream. Snowflakes gently drift around her, each one dissolving into the air like mist, adding a sense of winter’s quiet beauty. The scene is bathed in the soft glow of a winter day, enhancing the ethereal and serene atmosphere. A carefully crafted depth of field effect brings focus to her delicate features, while the background fades into softly blurred watercolor washes, deepening the immersive, dreamlike quality of the artwork.
Inspired by the works of Hannah Dale and Harumi Hironaka, the piece radiates elegance and serenity, with delicate yet expressive tones that evoke a sense of timeless beauty. The interplay between translucent layers of pigment, the subtle diffusion of colors, and the drifting snowflakes creates a mesmerizing fusion of watercolor fluidity and atmospheric depth, immersing the viewer in a world of quiet contemplation and gentle luminosity.
このプロンプトなら、水彩特有の透明感やにじみがより強調され、幻想的で儚い雰囲気が演出されると思います。さらに調整したい点があれば、お気軽に教えてください!
このプロンプトで生成した結果は以下のとおり。

おお、これはこれで、いい感じ。
ストックとして、とっておきましょう。
でも、少し華やかさが足りないかなあ。
(華やかさを求めていたんだっけ?)
花びらと人物描画の水彩感アップ
花だと重くなるので、花びらぐらいを足してみましょう。
(雪がテーマなことをすっかり忘れていました。)
もう少し水彩感も欲しいのでChatGPTにお願い。
パステルカラーの花びらが舞う、女性も水彩の滲みが塗るようにしてください。
以下が、さらに水彩のにじみを強調し、女性の姿も水彩の筆致で塗るような効果を加え、パステルカラーの花びらが舞う幻想的な雰囲気を持たせた英語のプロンプトです。
Enhanced Prompt:
A sensual watercolor illustration featuring an elegant figure seamlessly blending into the surrounding hues, as if painted with flowing, translucent watercolor strokes. Her form is delicately shaped by the natural diffusion of pigments, with soft edges that dissolve into the misty background, evoking a dreamlike, ephemeral presence. Rendered in a soft watercolor technique, the artwork embraces gentle, organic bleeding effects where colors naturally merge, creating a delicate and ethereal glow. The vintage and retro aesthetic is subtly reflected in the flowing contours and harmonious tonal variations, while the hand-painted watercolor texture enhances the fluidity of the composition.
The composition is a close-up shot of a girl with closed eyes, her expression serene and contemplative, as if lost in a dream. Around her, pastel-colored petals float weightlessly, carried by an unseen breeze, their edges softly melting into the air like watercolor splashes. Snowflakes drift gently alongside the petals, their delicate forms dissolving into the mist, enhancing the sense of quiet elegance. The entire scene is bathed in the soft glow of a winter day, reinforcing the ethereal and serene atmosphere. A carefully crafted depth of field effect brings gentle focus to her delicate features, while the background gradually fades into a wash of soft pastel hues and fluid gradients, deepening the immersive, dreamlike quality of the artwork.
Inspired by the works of Hannah Dale and Harumi Hironaka, the piece radiates elegance and serenity, with delicate yet expressive tones that evoke a sense of timeless beauty. The interplay between translucent watercolor layers, floating pastel petals, and the soft diffusion of colors creates a mesmerizing fusion of artistic fluidity and atmospheric depth, immersing the viewer in a world of gentle motion, quiet contemplation, and luminous softness.
このプロンプトなら、女性の輪郭やディテールも水彩のにじみで溶け込むように描かれ、柔らかなパステルカラーの花びらが幻想的な雰囲気を演出できます。さらに調整したい要素があれば、お気軽に教えてください!
生成結果は以下の通り。

なかなか、よい感じに仕上がってきました!
特に左がいいですね。ストックしておきましょう。
これで完成かな?
幸せの笑顔を!
華やかなのに寂しい感じがして、笑顔のほうがよいかな?
(最初のコンセプトからどんどん離れていってる。)
これもChatGPTにお願い。
女性を幸せそうな笑顔で
以下が、女性の表情を幸せそうな笑顔にしつつ、水彩のにじみや透明感、舞うパステルカラーの花びらを強調した英語のプロンプトです。
Enhanced Prompt:
A sensual watercolor illustration featuring an elegant figure seamlessly blending into the surrounding hues, as if painted with flowing, translucent watercolor strokes. Her form is delicately shaped by the natural diffusion of pigments, with soft edges that dissolve into the misty background, evoking a dreamlike, ephemeral presence. Rendered in a soft watercolor technique, the artwork embraces gentle, organic bleeding effects where colors naturally merge, creating a delicate and ethereal glow. The vintage and retro aesthetic is subtly reflected in the flowing contours and harmonious tonal variations, while the hand-painted watercolor texture enhances the fluidity of the composition.
The composition is a close-up shot of a girl with a radiant, joyful smile, her expression exuding warmth and serenity, as if lost in a blissful dream. Her eyes are gently closed, reflecting a peaceful and contented moment. Around her, pastel-colored petals float weightlessly, carried by an unseen breeze, their edges softly melting into the air like watercolor splashes. Snowflakes drift gently alongside the petals, their delicate forms dissolving into the mist, enhancing the sense of quiet elegance. The entire scene is bathed in the soft glow of a winter day, reinforcing the ethereal and serene atmosphere. A carefully crafted depth of field effect brings gentle focus to her delicate, glowing features, while the background gradually fades into a wash of soft pastel hues and fluid gradients, deepening the immersive, dreamlike quality of the artwork.
Inspired by the works of Hannah Dale and Harumi Hironaka, the piece radiates elegance and serenity, with delicate yet expressive tones that evoke a sense of timeless beauty. The interplay between translucent watercolor layers, floating pastel petals, and the soft diffusion of colors creates a mesmerizing fusion of artistic fluidity and atmospheric depth, immersing the viewer in a world of gentle motion, quiet contemplation, and luminous joy.
このプロンプトなら、幸せそうな笑顔の女性が、水彩のにじみと透明感のある世界の中で、パステルカラーの花びらとともに美しく表現されます。さらに細かい調整が必要でしたら、お気軽にお知らせください!
出力結果は以下のとおり。

うんうん、満足いく結果になりました。
ここでいったん完成と考えていたのですが。。。
そして偶然にも?!
いったんは完成させたのですが、最近の私のイラストはいつも目を閉じてるなあ、と思っていたので、目を開くようChatGPTにお願いしました。
先ほどのプロンプトだと目を閉じているイラストが多いので、目を開く指定を追加してください
以下は、目を開いた状態を明確に指定しつつ、水彩のにじみや透明感、舞うパステルカラーの花びらの要素を維持した英語のプロンプトです。
Enhanced Prompt (Eyes Open Version):
A sensual watercolor illustration featuring an elegant figure seamlessly blending into the surrounding hues, as if painted with flowing, translucent watercolor strokes. Her form is delicately shaped by the natural diffusion of pigments, with soft edges that dissolve into the misty background, evoking a dreamlike, ephemeral presence. Rendered in a soft watercolor technique, the artwork embraces gentle, organic bleeding effects where colors naturally merge, creating a delicate and ethereal glow. The vintage and retro aesthetic is subtly reflected in the flowing contours and harmonious tonal variations, while the hand-painted watercolor texture enhances the fluidity of the composition.
The composition is a close-up shot of a girl with open eyes, her gaze radiant and filled with warmth, reflecting a sense of joy and serenity. Her expression is peaceful and dreamlike, as if she is mesmerized by the floating petals around her. Pastel-colored petals dance weightlessly in the air, carried by an unseen breeze, their edges softly melting into the air like watercolor splashes. Snowflakes drift gently alongside the petals, their delicate forms dissolving into the mist, enhancing the sense of quiet elegance. The entire scene is bathed in the soft glow of a winter day, reinforcing the ethereal and serene atmosphere. A carefully crafted depth of field effect brings gentle focus to her delicate, glowing features, while the background gradually fades into a wash of soft pastel hues and fluid gradients, deepening the immersive, dreamlike quality of the artwork.
Inspired by the works of Hannah Dale and Harumi Hironaka, the piece radiates elegance and serenity, with delicate yet expressive tones that evoke a sense of timeless beauty. The interplay between translucent watercolor layers, floating pastel petals, and the soft diffusion of colors creates a mesmerizing fusion of artistic fluidity and atmospheric depth, immersing the viewer in a world of gentle motion, quiet contemplation, and luminous joy.
このプロンプトでは、女性が目を開けていることを明確にしつつ、幻想的で透明感のある水彩タッチの雰囲気をそのまま残しました。さらに調整したい点があれば、お気軽に教えてください!
修正されたプロンプトで生成すると以下のとおり。

お、目が開きました。
いい感じではあるのですが、微笑みがなくなりました。
おかしいなあ、もう一度生成したところ。。。

やっぱり微笑みが消えてます。目も薄目だし。
あれ?でも最初に目指した表情は、右側のイメージが近いのでは?
まったく自力ではないですが、これでいいんじゃない!今度こそ完成!
Hiroさんの作品とはちょっと(かなり)異なるイメージになりましたが、満足な作品となりました。
花びらでなく雪を指示すればよかったと後になって反省。(近日、やってみますね。)
ふんわりぼかしを追加
いつものふんわりぼかしをAdobe Lightroomで調整。
ライト-露光量 | +0.50 |
効果-明瞭度 | -19 |
効果-かすみの除去 | -6 |
効果-周辺光量補正 | +31 |
作品タイトルを決定
作品タイトルもChatGPTに提案してもらいましょう。
イラストのタイトルを考えてください。春らしい幻想的な感じが良いです。英語と日本語でお願いします
注意:イラストのファイルも一緒に指定します。
この春らしく幻想的なイラストにふさわしいタイトルを、日本語と英語の両方で提案します。
タイトル案(英語 & 日本語)
1. “Whispers of Spring” – 「春のささやき」
2. “Petals in the Wind” – 「風に舞う花びら」
3. “Dreaming of Blossoms” – 「花の夢」
4. “Serenade of Spring” – 「春のセレナーデ」
5. “Ephemeral Petal Dance” – 「儚き花びらの舞」
6. “Breath of the Blossoms” – 「花の吐息」
7. “Golden Light and Petal Rain” – 「黄金の光と花びらの雨」
8. “Silent Bloom” – 「静かに咲く」
9. “Pastel Spring Reverie” – 「春のパステルな夢想」
10. “A Moment of Blossoming Beauty” – 「花咲く美のひととき」
春の優しい風、幻想的な雰囲気、そして幸福感を表現したタイトルを考えました。気に入ったものがあれば教えてください!また、別のニュアンスを追加したい場合もご相談ください。
はい、「Pastel Spring Reverie」に決定です。
最後に
今回はChatGPTと相談しながら作品を仕上げる過程をお伝えしました。
自分が頑張らなくてよい部分をChatGPTが効率よく進めてくれるので、良きパートナーができた感じです。
ChatGPTの良い活用方法があったらまた紹介しますね。
他にもこんな活用方法がある!などあればコメントで教えていただけると嬉しいです。
謝辞:
Hiroさん、プロンプトを使わせていただき、ありがとうございました。
まったく違う雰囲気になってしまいました。
コメント