MOAP (Mobile Oriented Applications Platform) is the software platform for NTT DoCoMo's Freedom of Mobile Multimedia Access (FOMA) service for mobile phones.[1][2]
It has a closed user interface, so third parties cannot develop software for native application software, or install third party applications, unlike S60 and UIQ.
... the next most important customer was NTT DoCoMo and MOAP (Mobile Oriented Applications Platform), whose handsets accounted for 10‒20% of Symbian sales...