Series

TenguCon

Tokyo grassroots hacker-conference lineage organized by TenguSec, starting here with the TenguCon 3.0 hardware badge that the official 2026 site announces as an ESP32-S3 LoRa board sold at the door. Earlier editions are kept out of the catalogue until a primary source documents their badges.

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Events

Lineage Notes

Tokyo grassroots hacker-conference lineage organized by TenguSec, starting here with the TenguCon 3.0 hardware badge that the official 2026 site announces as an ESP32-S3 LoRa board sold at the door. Earlier editions are kept out of the catalogue until a primary source documents their badges.

Use the badge cards below for sourced hardware, software, lore, issues, add-ons, and author credits.

Badges

Seeded records

TenguCon 3.0 · 2026

TenguCon 3.0 Hardware Badge

Planned ESP32-S3 LoRa badge with a QWERTY keyboard, colour display, and IR, sold at the door

A planned hardware badge for TenguCon 3.0, November 19-20, 2026 at Akihabara UDX in Tokyo. The official site lists an ESP32-S3 with a LoRa Ra-01SH module, Wi-Fi, Bluetooth, an IR blaster and receiver, a full QWERTY keyboard, game controls, a colour display, an SD card slot, and 10 addressable RGB LEDs. The Meetup event calls it a custom ESP32-based LoRa platform designed exclusively for the event. It is sold at the venue, cash only, in limited numbers, and is not included in admission.