I bought a nose clip for drawing reference.

WIP for this week #SM #manga

Blue Monday 💙 Gasmask Monday 🤖 👔 @latexforever.bsky.social ⛓️ @kbboy.bsky.social 📷 @rubberruru.bsky.social #gasmaskmonday

www.pixiv.net/artworks/139... 👆A story about a reward. After enduring a long session of neglect play, he finally gets his chastity cage unlocked by the man in biker gear. Originally published for free on FANBOX. (rengalab.fanbox.cc) #BikerGear #Rubber #Latex #Chastity #ChastityCage #Denial

[Observer Tier Update] Main story finale + Epilogue "Storage" (3 pages total). [FANBOX] rengalab.fanbox.cc/posts/11190209 [FANTIA] fantia.jp/posts/3836760 [SubscribeStar] subscribestar.adult/posts/2271039

Updated Elite Tier. Page 1: The Climax. Tube feeding & Breath control orgasm. Page 2-3 (Bonus): "Storage". After the show, he is stored in a dark warehouse like cargo. [FANBOX] rengalab.fanbox.cc/posts/11181216 [SubscribeStar] subscribestar.adult/posts/2261603

[Facility Archive] Date: 2022.05

It helps to have the real thing on the desk. Much easier to draw.

Skeb納品しました！ 御依頼頂きまして誠にありがとうございました。 今回も描いていて非常に楽しかったです😋 Delivered Skeb Request. Thank you!

Observer Tier Updated. "Process to the Whip" and Year-End Greetings. [FANBOX] rengalab.fanbox.cc/posts/11143307 [FANTIA] fantia.jp/posts/3823445 [SubscribeStar] subscribestar.adult/posts/2258881

[Facility Archive] Date: 2022.05 #GayArt #Bondage #Chastity #Restricted

Evil transformation? Or just truth, finally unleashed? Anyway, just in control…

The creaking sound of leather gloves... that is the signal. he creak of leather gloves is the signal. New Elite Tier update. Capturing the tension right before the discipline begins. [FANBOX] rengalab.fanbox.cc/posts/11132610 [SubscribeStar] subscribestar.adult/posts/2250954

A gift for the Villain. 🎁 #GayArt #Tokusatsu #ArmoredHero #Villain #Defeated

Merry Christmas! 🎄🏍️ (This is an artwork from my archive) #fetishart

WIP | “Good.” That’s all it takes.

Observer Tier update is live. “Feeding time” begins—breath under control. Full pages on my fan site: [subscribeStar] subscribestar.adult/posts/2247755 [FANTIA] fantia.jp/posts/3810718 [FANBOX] rengalab.fanbox.cc/posts/11104545

Saturday’s update is now available for ELITE Tier supporters. Forced feeding begins—breath under control. Full pages: [subscribeStar] subscribestar.adult/posts/2235445 [FANBOX] rengalab.fanbox.cc/manage/posts...

Public Breath Control Event: OPEN. 🚫👃 Senpai has been transported to the square. A crowd of strangers is waiting to pinch his nose. subscribestar.adult/posts/2223316 rengalab.fanbox.cc/posts/11059458

Being passed around by the crowd. 30 seconds breath hold per person. rengalab.fanbox.cc/posts/11055964 subscribestar.adult/posts/2223316

【Elite Tier Early Access】 I've released the first half of 'Cargo-N' on my fan site! ⚡️ This is an advance release for Elite tier members. The image shows a comparison between the rough draft (with commentary) and the final version. rengalab.fanbox.cc/posts/11055964 subscribestar.adult/posts/2223316

✍️

Got these magazines for drawing reference. 🏍️🤤

🆙 [Update] Mob Recording 📸 Now on Observer Tier ($6)! ⚠️ Note: Watermarked / No PDF. 💎 $15 Tier: 4K Clean & PDF included. 🔞 Read here: subscribestar.adult/posts/2223148 rengalab.fanbox.cc/posts/11024426 #gayart #gear365 #rubber #latex #breathcontrol

[Pilot] Public Humiliation / Mob Recording 📸 ⚠️ Fetish Focus / No Story (Skeb Pilot) Senpai is surrounded by cameras. Every reaction is recorded... 💎 $15 Tier: 4K High-Res PDF (Sketches + "Milking Machine" design) 🔗 subscribestar.adult/posts/2211694 🔗 rengalab.fanbox.cc/posts/11020528

⚠️ [Important] Updates to Plan Benefits & Operation Policy ⚠️ I have updated the operation policy and tier benefits regarding data distribution. 🔗 rengalab.fanbox.cc/posts/11022659 🔗 subscribestar.adult/posts/2221635

[Pilot] Public Humiliation / Mob Recording 📸 ⚠️ Fetish Focus / No Story (Skeb Pilot) Senpai is surrounded by cameras. Every reaction is recorded... 💎 $15 Tier: 4K High-Res PDF (Sketches + "Milking Machine" design) 🔗 subscribestar.adult/posts/2211694 🔗 rengalab.fanbox.cc/posts/11020528

😋

a test drawing for my next manga

Switch on. Signal received. “Signal discipline” page 1 from a 4-page manga. 🔗 rengalab.fanbox.cc/posts/10988413 🔗 subscribestar.adult/posts/2192047

Skeb requests are now open. I'm accepting fetish-themed pieces within my usual range—BDSM, restraint, gear, Dom/Sub, and similar concepts. Illustrations are generally 1–2 pages, and short comics are around 4 pages. Request here: 👉 Skeb: skeb.jp/@rengalab

Switch on. Signal received. “Signal discipline” page 1 from a 4-page manga. 🔗 rengalab.fanbox.cc/posts/10988413 🔗 subscribestar.adult/posts/2192047

This was the ninth. Still no mercy. His face says enough— pain, obedience, and the weight of one more to come. 🖤 From “After Discipline” (4-page update) 🔗 rengalab.fanbox.cc/posts/10927327 🔗 subscribestar.adult/posts/2180391

The naughty drone just got caught🫨 🥸 @bootswolf.bsky.social 📷 @rubberruru.bsky.social #latexdrone #rubberdrone #gasmask

What follows isn’t release. It’s affirmation. 🖤 “After Discipline” (4 pages) – now updated. 🔗 rengalab.fanbox.cc/posts/10927327 🔗 subscribestar.adult/posts/2180391

What follows isn’t release. It’s affirmation. 🖤 “After Discipline” (4 pages) – now updated. 🔗 rengalab.fanbox.cc/posts/10927327 🔗 subscribestar.adult/posts/2180391

Ten strikes. No sound. No mercy. 🩸 New 4-page update — Discipline Training 1 👉 rengalab.fanbox.cc/posts/10894735 👉 subscribestar.adult/posts/2178752

The PDF editions of “Locktober 2025” and “GENETIC HARVEST". [FANBOX] rengalab.fanbox.cc/posts/10890095 [SubscribeStar] subscribestar.adult/posts/2141695

😠

Locktober – the final night. 👉 rengalab.fanbox.cc/posts/10776084 👉 subscribestar.adult/posts/2131143

Day 30 of Locktober: He offered freedom, but I chose to stay. 👉 rengalab.fanbox.cc/posts/10776084 👉 subscribestar.adult/posts/2131143

Day 30 of Locktober: He offered freedom, but I chose to stay. 👉 rengalab.fanbox.cc/posts/10776084 👉 subscribestar.adult/posts/2131143

Day 29 of Locktober: He trembled, but he obeyed. 👉 rengalab.fanbox.cc/posts/10776084 👉 subscribestar.adult/posts/2131143

Day 28 of Locktober: After the silence, his breath trembled against mine. 👉 rengalab.fanbox.cc/posts/10776084 👉 subscribestar.adult/posts/2131143

Day 27 of Locktober: He came home still locked. 👉 rengalab.fanbox.cc/posts/10776084 👉 subscribestar.adult/posts/2131143

Day 27 of Locktober: He came home still locked. 👉 rengalab.fanbox.cc/posts/10776084 👉 subscribestar.adult/posts/2131143

Rubber drone is at TaiwanPride 🖤🤖 📷 @rubberruru.bsky.social #taiwanpride #latexdrone #rubberdrone