# Changsu Lee

> Changsu Lee is a seed investor at Allganize (Seoul) backing Gaming and Ad Network. See 2 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Allganize](https://shizune.co/investors/profile/allganize)
- Location: Seoul, South Korea
- Total investments: 2
- Last investment: Nov 2022
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/changsulee
- X (Twitter): https://twitter.com/burning9
- Website: https://x.com/burning9
- Facebook: https://www.facebook.com/burning9

Changsu Lee is a seed investor at Allganize in Seoul focused on Gaming and Ad Network. Founder and CEO at Allganize.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Gaming | 1 | 50% |
| Ad Network | 1 | 50% |
| Loyalty Programs | 1 | 50% |
| Mobile Advertising | 1 | 50% |

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 1 | 50% |
| Pre-Seed | 1 | 50% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Luckmon | Luckmon is a gaming loyalty platform targeting gamers. Our strength is launching campaigns without the need for API integration or SDK installation, and rewards are based on gamer playtime, providing high retention rates. | $1.8M | Seed | Nov 14, 2022 |  |
| Luckmon | Luckmon is a gaming loyalty platform targeting gamers. Our strength is launching campaigns without the need for API integration or SDK installation, and rewards are based on gamer playtime, providing high retention rates. | $1.3M | Pre-Seed | Nov 11, 2022 |  |

2 of 2 investments shown.

## Co-investors
- [Asia2G Capital](https://shizune.co/investors/profile/k2g-tech-fund) — VC Fund, 2 deals together
- [Sazze Partners](https://shizune.co/investors/profile/sazzepartners) — VC Fund, 2 deals together
- [Plug and Play](https://shizune.co/investors/profile/plug-and-play-ventures) — VC Fund, 1 deal together

## About Allganize

VC Fund · Oakland, United States

Allganize provides Natural Language Understanding API and conversational AI for enterprises. It also helps businesses automate workflows through natural language understanding AI. It provides insight into what your teammates are working on, as well as overarching work patterns/trends in your team. They leverage deep learning-based,high-performance NLU technology to enable companies of all sizes to apply AI technology to develop their own AI systems and services. The company provides real-time customer and project-related information.

5 contacts available at Allganize.

| Name | Title | Profile |
| --- | --- | --- |
| Changsu Lee | Founder & CEO | https://shizune.co/investors/profile/changsu-lee |
| Kensaku Kobayashi | CFO | https://shizune.co/investors/profile/kensaku-kobayashi |
| Kibin Shin | CTO | https://shizune.co/investors/profile/kibin-shin |
| Moonsik Kang | CTO | https://shizune.co/investors/profile/moonsik-kang-15b1 |
| Yasuo Sato | CEO | https://shizune.co/investors/profile/yasuo-sato-d7e2 |

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## Featured in investor lists
- [Mobile Advertising Angel Investors](https://shizune.co/investors/mobile-advertising-angel-investors)
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## FAQ

### What does Changsu Lee invest in?

Changsu Lee invests primarily in Gaming, Ad Network and Loyalty Programs startups, most often at Seed and Pre-Seed stage. Most of the 2 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Changsu Lee last invest?

The most recent investment recorded for Changsu Lee closed in Nov 2022. Shizune tracks 2 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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