The document summarizes OSM activities in Yokohama, Japan from 2009 to 2012 led by Kenichi OHWADA. It describes the first OSM meeting in 2009 and mapping party in 2010 in Yokohama. It also details indoor mapping activities in 2012 to map areas damaged by the 2011 tsunami in Kamaishi, Japan. Mapping parties were also held in Kamakura and Yamashita Park in 2012 where participants learned how to measure heights using trigonometry.

1. OSM Activity
in
Yokohama
2012-09-06 SoTM K.OHWADA

2. Who am I
Kenichi OHWADA
Twitter @ohwada
OSM ohwada
live in Yokohama 30 years
OSMer 3 years
2012-09-06 SoTM K.OHWADA

3. Komaba
25Km
Yohohama
Bay Area
Totsuka
Population 3.6 million
2012-09-06 SoTM K.OHWADA

4. First Meeting
Dec 2009
Naka Ward
Community Activity Center
2012-09-06 SoTM K.OHWADA

5. First Mapping Party
Jan 2010
Harbor View Park
2012-09-06 SoTM K.OHWADA

6. Jan 2010
Harbor View Park
2012-09-06 SoTM K.OHWADA

7. Welcome Mr&Mrs Coast
Mar 2011
Kamakura
2012-09-06 SoTM K.OHWADA

8. Komaba
Yohohama
Kamakura
Samurai Government in 1190
2012-09-06 SoTM K.OHWADA

9. 2012
Very Active
2012-09-06 SoTM K.OHWADA

10. Indoor Mapping
Mar 2012
Reconstruction for
Kamaishi
2012-09-06 SoTM K.OHWADA

11. Kamaishi
Tsunami
Damage
560 Km
Tokyo
2012-09-06 SoTM K.OHWADA

12. Mar 2012
Kamaishi
2012-09-06 SoTM K.OHWADA

13. Thank you
1 Sep 2012
Kamaishi
2012-09-06 SoTM K.OHWADA

14. Study Meeting
Apr ＆ Jul 2012
Tanemaki
2012-09-06 SoTM K.OHWADA

15. Mapping Party
Jun 2012
Kamakura
2012-09-06 SoTM K.OHWADA

16. Jun 2012
Kamakura
2012-09-06 SoTM K.OHWADA

17. Mapping Party
Jun 2012
Yamashita Park
2012-09-06 SoTM K.OHWADA

18. How to measure Height
Height = Distance
Marine
Tower
45 degrees
Lighthouse
2012-09-06 SoTM K.OHWADA

19. Jun 2012
Yamashita Park
Marine Tower
2012-09-06 SoTM K.OHWADA

20. Jun 2012
Yamashita Park
2012-09-06 SoTM K.OHWADA

21. Thank you
for listening
Tanemaru, mascot of 150th anniversary of Yokohama harbor
2012-09-06 SoTM K.OHWADA