Jepara Pavilion at Maerokoco Castle Semarang was built based of the letter of the former Province Governor of Central Java, Number : 510.1/32442 dated on August 29th, 1991 as the information and promotion service of Jepara Regency on the source full non oil and gas commodities in the form of craft industries of tourism.The Jepara Pavilion at Maerokoco Castle Semarang is about 890,74 m2 wide consisting of :
1. Traditional Building 63 m2
2. Pradonggo Birowo Building 29,16 m2
3. Sculpture Palace Building 9 m2
4. Multifunction Building 147 m2
5. Mantingan Gateway Building 12,75 m2
6. Songgolangit Waterfall Miniature Building 16 m2
7. Toilet / Service Room Building 227,70 m2
8. Garden 373,33 m2
9. Paza Building 217 m2
The construction of Jepara Pavilion in Maerokoco Castle Semarang was started in June 1992 and finished in July 1993, costed as much Rp 407.887.600,- (Four hundred seven million eight hundred eighty seven thousand six hundred rupiahs) through Inpres 1993/1994. 

PORTRAIT ON JEPARA PAVILION

1. Buildings included in the Jepara Pavilion consist of :
a. Jepara Mansion
This kind of building is a traditional building of Jepara tradition which recently can be found the special characteristics of the building architecture as follows :
- The building materials are made from wood is carved wooden wall.
- The middle of the building has four pillars
- Tile-made roof and special with puppet-motives-carving guardhouse.
Where are the philosophies of Jepara Mansion Building are as follows:
- Facing the sea meaning to think widely.
- Opposing a mountain meaning never arrogant nor stubborn
- Pyramidal roof meaning religious thinking, i.e., divine alignment that is powerful over the universe.
- The three pieces of doors in front imply crystallization of relationship between :
- Human to god
- Human to human
- Human to nature
- Never-breaking but curving dome representing the intelligible people’s way of life.
b. Pradonggo Birowo Building
This building is a duplicate one based on the origin located lefts side verandah of Jepara Regency. The building functions as place of gamelan orchestra consisting just kendang (small drum), kecrek (piece of metal), kempul and genjur.The gamelan orchestra is usually played every Mondays, so it is called GONG SENEN (Monday’s Orchestra) by Jepara people.
c. Sculpture Palace
This building is a monumental one for the potency of craft industries in Jepara, i.e., in carving sculpture of a man describing a man sculpturing wood into a horse-sculpture many a dynamic symbol of Jepara as a city of craft industry.
d. Multifunction Building
This building was constructed for Jepara art interest in the given-programmed events.
e. Mantingan Gateway Building
This gateway is an existing ancient gateway in Mantingan village being the first gate to Kalinyamat Queen Tomb and Mantingan ancient Mosque. As seen based on the architecture point of view, this mantingan ancient gateway was built in the end of 17th century, i.e., in Arabic meaning, ghoruuren in forming people coming  into the  complex of  Mantingan  Mosque  and Kalinyamat Queen Tomb in order to remember to ask mercy’s sake to the great unity.
f. Songgolangit Waterfall Miniature
This building is a prototype of a beautiful-natural tourism object with waterfall located in Bucu village of Kembang Sub-district.
g. Toilet / Service Room
This building is located beside toilet interest function and as a store room.
2. The description of the contents and building uses
a. The construction of Jepara Mansion building will be filled with:
- RA Kartini’s duplicate furniture (table-chairs)
- An ancient ceramic table
- Traditional loom from Troso
- A picture of RA Kartini
- An imaginative picture of Kalinyamat Queen
- Some samples of Jepara art industrial products, i.e. relief, string woven clothes, monels, etc.
b. In a certain time, Jepara Mansion is concerted with multifunction building that can be use as exhibition arena.
3. Artistic entertainmentOn the given event, the multifunction building can be used as well for the needs of specialty entertainment of Jepara among other things: emprak, kentrung, ketoprak, and other (dramas and dances).