Records. 2026 → 2056.

5.14km35:18158bpm

Start: 6:34 AM Weather: Light rain, getting heavier, 22°C Humidity: 94% I didn't stretch much before running today, and maybe because of that, I didn't feel very good. The run felt pretty hard. The rain started getting heavier, so I…

8.04km51:07166bpm

Start: 6:34 AM Weather: Cloudy, 21°C Humidity: 86% The run felt harder than my last one, but my legs felt pretty good. My heart rate went up quickly today. I completed 10 laps around my usual park. I felt like…

11.09km1:11:09159bpm

Start: 6:00 AM Weather: Cloudy with light rain, 19°C Humidity: 87% It was much cooler today because of the light rain and lower temperature. My breathing felt easier because of that. I completed 15 laps around my usual park. Around…

7.43km51:20159bpm

Start: 6:35 AM Weather: Cloudy, 24°C Humidity: 91% The run felt hard today, even before I reached 3 km. I took some walking breaks and completed nine laps around my usual park. My legs felt completely fine. On the way…

15.01km1:42:32165bpm

Start: 6:32 AM Weather: Cloudy, 23°C Humidity: 90% My legs felt pretty light today. Around 3 km, the run started to feel quite hard, but I decided to keep going and try for 10 km. My breathing was hard, but…

5.19km37:53152bpm

Start: 6:29 AM Weather: Cloudy, 24°C Humidity: 92% I did six laps around my usual park today. I tried to run without walking in the first half, but my legs felt heavy. I felt like I was still tired, so…

6.23km49:15140bpm

Start: 6:39 AM Weather: Cloudy, 23°C Humidity: 89% I walked for the first half and ran for the second half. My legs felt a little heavy at first, but I started to feel better in the second half.

6.36km50:28134bpm

Start: 6:34 AM Weather: Cloudy, 22°C Humidity: 82% I planned to walk today, but after about 2 km, I decided to try running. My body felt a little heavy at first, but I started to feel better in the second…

10.10km1:09:00166bpm

Start: 6:19 AM Weather: Sunny, 24°C Humidity: 84% I ran 13 laps around my usual park today. My legs felt good again, with no pain. I've been focusing on my landing recently, and it seems to be helping. My breathing…

7.61km1:07:00134bpm

Start: 6:21 AM Weather: Cloudy The forecast said rain, but it stayed cloudy for about an hour, so I decided to go for a run. I ran to Ryogoku Station, took the train to Nippori, and started running again from…

6.42km1:16:55123bpm

Start: 6:04 AM Weather: Cloudy, then rain, 23°C Humidity: 93% I started from my hotel in Ryogoku and went along the Sumida River Terrace to Imado Shrine and Asakusa. The weather was unstable because of the typhoon, and it began…

10.03km1:11:17163bpm

Start: 5:52 AM Weather: Cloudy, 23°C Humidity: 93% My legs felt good today, with no pain. I ran 13 laps around the park. I kept focusing on my landing, and I think my running form is becoming more stable. On…

5.97km43:00154bpm

Start: 6:26 AMWeather: Sunny, 21°CHumidity: 88% I walked for the first 2 km before I started running. After warming up, my right calf didn't hurt like it had recently. I tried not to push too hard today. Even so, the…

7.00km49:03165bpm

Start: 6:26 AM Weather: Sunny, 20°C Humidity: 83% The weather was nice today. I focused on landing properly with my right foot again. But even after about 2 km, the run did not feel much easier. For the first time,…

8.18km56:39163bpm

Start: 6:31 AMWeather: Cloudy, 22°CHumidity: 90% My legs felt good today. I focused on landing properly with my right foot. It felt easier than before, and I think my running form is improving. I stopped for a few minutes to…

7.00km49:50157bpm

Start: 6:27 AMWeather: Cloudy, then heavy rain, 24°CHumidity: 91% The pain behind my right ankle was gone, so I went for a run after taking a break. I tried to land with my feet directly under my body. It felt…

5.47km40:12153bpm

Start: 6:23 AMWeather: Cloudy, 24°CHumidity: 86% My right ankle still hurt a little from my last run. I decided to give it a try anyway. The pain came back during the run, and it made the run difficult.

5.39km37:28158bpm

Start: 6:29 AMWeather: Cloudy, 24°CHumidity: 86% The first half of the run felt good again today. The second half became much harder, just like my last run. The back of my right ankle started to hurt.

5.35km36:58159bpm

Start: 6:25 AMWeather: Cloudy, 25°CHumidity: 89% The first 2 km felt pretty good. After that, the run became much harder. Maybe it was because of the heat and high humidity. Even after five laps around the park, it never got…

5.05km36:13158bpm

Start: 6:29 AM Weather: Sunny, 23°C Humidity: 88% I ran at an easy pace again today. I stretched during the run, and my legs felt fine. The strong sun and high humidity made the run more tiring than I expected.…

5.04km41:14153bpm

Weather: 21°C 6:27 AM My legs felt heavy today, and my calves were tight. The first 2.5 km was quite difficult. It almost felt like I was walking. After about 3 km, I started to feel normal again. Maybe my…

13.13km1:30:05162bpm

Weather: 18°C Cloudy / Sunny 5:40 AM My body felt a little heavy at the start. The first two laps in the park were quite tough. My right calf felt a little tight, so I was careful. I stretched and…

5.99km42:45157bpm

Weather: 18°C 6:30 AM My legs felt heavy today. I measured the park and found that one lap is about 600 meters. Like last time, I stretched at the entrance and at the top of the hill, around halfway through…

8.07km55:35165bpm

Weather: 17°C 6:10 AM My calf felt fine today. There were no other runners in the park, so I could run at my own pace. I think I ran about 11 laps around the park. I did some stretching after…

3.10km27:09128bpm

Weather: 20°C, light rain Today was more of a walk than a run. My right calf felt a little off today. I thought I might injure it, so I mostly walked. I didn't want to make the same mistake as…

6.61km44:15161bpm

Today was harder than my last run. There was a serious running group in the park, and I ended up following their pace. My ankles felt heavy today. I should have stopped following them. There was a light drizzle, and…

10.01km1:06:42164bpm

My previous longest run was 6 km, so the plan was simple: run 7 km. Recently, I changed my running form after watching several YouTube videos, and the run felt noticeably easier than before. As I kept going, I realized…