It looks like “Jonny OOKUWA GIG 2025” will be held at Hotel Hewitt Koshien on Sunday, August 24.
(Information provided by Carbonara-san)
Here it is ↓

Jonny OOKUWA GIG 2025
When is it?
Sunday, August 24, 2025, 11:00–16:00
Where is it?
Hotel Hewitt Koshien, 1st floor, The Room
Here’s the map ↓
What will be there?
- Lots of live stag beetles and rhinoceros beetles from around the world for sale 🪲
- Breeding supplies for sale (cases, food, substrate, etc.) 🛒
- Jonny OOKUWA’s original insect substrate mat 10L (limited quantity) 🛍️
- Fun prize lottery 🎁
- A lively lineup of vendor booths 🏬
Admission?
500 yen (tax included) / Free for elementary school students and younger / Free with use of hotel facilities
Access?
About a 2-minute walk from Hanshin “Koshien” Station
Parking?
Available (124 spaces) / 3 hours free with event ticket
Lastly
A festival of stag beetles and rhinoceros beetles sounds perfect for the end of summer. With a prize lottery and limited-edition substrate too, kids who love insects might get really excited! It seems like a pretty rare event, and it could be good for that final push on summer research projects too.










