Laboratory tour to show the progress of the development in Japan was conducted inviting three ALMA management executives who were visiting Japan for the ALMA Board Meeting: Tony Beasley (ALMA Project Manager); Richard Hill (ALMA Project Scientist); and Thijs de Grauuw (Chair of the ALMA Management Advisory Committee). The picture shows the participants of the tour listening to the explanation by Matthias Kroug (Research Expert) in the clean room of the Advanced Technology Center where the device development for Band 10 is being conducted.