Chichibu area · Nature

Hitsujiyama Park Moss Phlox Hill

A pink patchwork beneath Mount Buko.

Anime-style fantasy illustration of Hitsujiyama Park Moss Phlox Hill
AI-generated illustration based on a photograph, with reinterpreted colors and details.

Around 400,000 moss phlox plants cover a 17,600-square-metre hillside in nine varieties. From mid-April to early May, their patterns bloom against the backdrop of Mount Buko. Viewpoints elsewhere in the park look across the Chichibu landscape.

Plan your visit

Getting there
About 20 min on foot from Seibu-Chichibu or Ohanabatake Station
From Tokyo Station
About 130–160 minTokyo → Ikebukuro (Marunouchi Line) → Seibu-Chichibu by limited express → 20-minute walk

An estimate for the transport shown, including transfers and walking. Waiting times and congestion vary; check a route for your departure time.

Public transport route

Access and booking checked

Opening hours
The park is a year-round walking area. The 2026 moss-phlox festival (Apr 3–May 6, 08:00–17:00) has ended. Check official announcements for next season's dates and opening hours.
Admission
Ordinary park walks are free. In 2026, the moss-phlox hill charged adults ¥500 Apr 10–30; junior-high pupils and younger were free. Admission became free May 1. Check next season's announced prices.
Time to enjoy
1–2 hours
Best time
Mid-April–early May
View on 3D map

Opening hours and events may change. Please check the latest details before visiting.

Reference photo and illustration

AI-generated illustration based on a photograph, with reinterpreted colors and details.

羊山公園の芝桜の丘 (Phlox subulata in Chichibu) 02 May, 2010 - panoramio.jpg — Hiroaki Kaneko · CC BY-SA 3.0

The illustration adapted from this photo is also provided under CC BY-SA 3.0.