"Kleinrechner"

Shuttle DS61 V1.1
Shuttle 90W AC Adapter
Intel Core i5 3470S 2.9GHz
SanMax SMD-N8G68CTP-16K-D (2 x 4GB 204pin DDR3-S.O.DIMM)
Intel SSDSC2CW120A310
Debian Wheezy*

Total cost: 61,980 JPY

Second-hand Buffalo DVSM-XL20U2 DVD writer: 1,650 JPY

*) firmware-realtek required from non-free repository