BIZ15 App Icon

BIZ15

Practical Business English in 15 Minutes a Day

A scenario-based micro-learning app designed for busy professionals. Master business English you can use tomorrow, in just your spare time.

5 Learning Categories

Covering every business situation you encounter in the real world

handshake

Introductions & Small Talk

Learn to start natural conversations with new contacts. Self-introductions, company descriptions, and casual chat.

mail

Email & Business Writing

Write clear, polite business emails. Master requests, confirmations, thank-yous, and apologies.

call

Phone & Video Calls

Build confidence handling phone and video calls. Transferring, taking messages, and troubleshooting.

groups

Meetings & Discussions

Participate actively in meetings and express your opinions. Agreeing, disagreeing, asking questions, and summarizing.

slideshow

Presentations

Develop skills for simple, effective presentations. Openings, data explanations, conclusions, and Q&A handling.

Frequently Asked Questions

What is BIZ15? expand_more

BIZ15 is a micro-learning app that teaches business English in 15-minute daily lessons. Designed for Japanese professionals at TOEIC 400-550 level, it uses scenario-based learning to teach expressions you can actually use at work.

What level is this app designed for? expand_more

The app is designed for learners at CEFR A2 High level (approximately TOEIC 400-550). It's ideal for those who understand basic grammar but want to develop practical English skills for real business situations.

How long is each lesson? expand_more

Each lesson takes about 15 minutes to complete. Perfect for commute times or breaks. The "Introduction → Phrase Learning → Dialogue Practice → Quiz" cycle ensures solid retention even in short sessions.

Can I use it offline? expand_more

Yes, downloaded lessons are available for offline learning. Study anytime, anywhere without worrying about your internet connection.

Is it free? expand_more

Basic features are available for free. Access to all lessons and additional features will be available through a premium plan coming in the future.

Contact Us

Feel free to reach out with any questions or feedback

mail

For questions about the app, feature requests, or bug reports, please don't hesitate to contact us.