Lake Biwa Great Fireworks Festival Finished Major festival

びわ湖大花火大会 — Otsu, Shiga (Kansai)

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Date
Thu, August 6, 2026 (The 2026 edition has concluded — 2027 dates are not yet announced)
Time
7:30 PM – 8:30 PM
Venue
Otsu Port, Lake Biwa (県営大津港沖水面一帯)
Scale
~12,000 fireworks · ~350K visitors
Bad weather
Held in light rain; cancelled in severe weather
Official site
Open in Google Maps →

The Lake Biwa Great Fireworks Festival launches about 12,000 shells from barges off Otsu Port on Japan's largest lake, with bursts and their reflections doubling across the water and the Hira mountains behind. The 2026 edition is the 40th anniversary, promising an enlarged program on the lake that has hosted some of Kansai's most photogenic hanabi.

Planning for 2027

The 2026 edition of Lake Biwa Great Fireworks Festival was held on Thu, Aug 6. It is usually held on a weekday around August 8, so that is the part of the calendar to keep free for 2027. The organiser sets each year's date itself, so treat that as a planning window and confirm it before you book anything fixed.

The 2027 date has not been published yet. This page is re-checked against the official source and updated as soon as it appears, so it is worth a look again before you book anything non-refundable.

Background

Held since 1984 as Shiga's flagship summer event, the festival is themed each year around the lake and the prefecture's history, with the barge-launched wide starmines over open water as its constant.

Getting there

The venue is the Otsu Port lakefront, about 10 minutes on foot from Keihan Biwako-Hamaotsu Station or 15 from JR Otsu Station — which is a single 9-minute train hop from Kyoto Station, making this effectively Kyoto's big fireworks night.

Tips

Frequently asked questions

How crowded does Lake Biwa Great Fireworks Festival get?
About 350,000 people come to Otsu, Shiga for it. Fireworks start at 7:30 PM, so plan to be in place well before that. Trains and roads out of the venue are at their worst in the 30 minutes after the finale — waiting it out is usually faster than joining the crush.

Last verified against the official source: Sun, August 2, 2026

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