Tech Co-Working for Sustainability

Join us, learn tech skills, and connect with sustainable-minded friends. The next event is coming on Sunday, May 3 2026.

Here, we focus on practical things like efficient coding, thoughtful design, and honest marketing(no greenwashing).

In the morning, we gather with a fresh mind, work on our own projects, and meet people from different fields.

Let’s learn, work, and take one small step for a greener future!

🟡 Headphones = Do NOT talk to them (including the organiser!)

◯ What we do

• Work on our own tasks, such as:

- Learn Python
- AWS certification
- LeetCode
- Figma
- Digital marketing
- Udemy courses

• FYI, I'll set up my portfolio website or learn marketing to sell my first e-book.

◯ How do we make this "sustainable"?

• Come by train, not by car or motorbike
• Use less gen-AI and reuse existing resources
• Improve code efficiency
• Get involved in greener projects, etc.

◯ Who you are

• Developper
• Designer
• Data analyst
• PM, SE, server engineer, etc.
• Marketer
• Creator - Web content, video, book, game, etc.
• ESG investor, NGO, media, etc.
• Educator, researcher, learner from any field

◯ What to bring

• Laptop/tablet + your task

◯ Place

• Ron Herman cafe 辻堂店 No reservation.

◯ Schedule
75 minutes of focus and 30 minutes of mingling with the Pomodoro technique🍅

• 9:55 Meet
• 10:00 - 10:15 Order drinks, set goals. No joining after this.
• 10:15 - 10:40 Focus 1
• 10:40 - 10:45 Break 1
• 10:45 - 11:10 Focus 2
• 11:10 - 11:15 Break 2
• 11:15 - 11:40 Focus 3
• 11:40 - 12:00 Showcase

◯ Participation fee

• 0 yen
• Everyone must order a drink or food - Menu

◯ Free Wi-Fi & Power outlet

• 🛜 Avairable
• 🔌 No

◯ Cancellation policy

• If cancelling within 24 hours, please message the organiser
• If fewer than 4 people have signed up by 3 days before the event, we’ll cancel it

◯ Group guidelines
We understand emergencies and delays, but members may be removed without notice for:

• No-shows
• Attending without RSVP
• Repeated last-minute cancellations
• Unpaid fees
• Taking alcohol, cigarettes, or drugs before or during the event
• Coming by fossil-fuelled car or motorbike