Excellent value-for-money (normal spend: Rp100,000). Popular especially after work, pub-like atmosphere. If you are on a tight budget you can find cheaper options with similar taste.
I wanted to give the most accurate information as possible, so I did a lot of research, some visits, many phone calls, and spent a week on it.Almost all the good Japanese restaurants in Jakarta are listed here (as of November 2011), by alphabetical order.I will also post separate reviews about the best shabu-shabu, best sushis, most expensive restaurants, best all-you-can-eat, etc...Hanei (Grand Indonesia ; Tel: 62-21 2358 0535, Senayan City ; Tel: 62-21 7278 1395, Pondok Indah ; Tel: 62-21 7592 0890): Rather affordable (around Rp70,000 per person) but the quality is not consistent. Hide Yamamoto: (Ciputra World I Shopping Avenue, 5th Floor, Tel): Fine Dining, modern Japanese cuisine by celebrity Chef Honoka (Jalan Panglima Polim Raya, Perfect restaurant for lunch, authentic food with interesting set lunch menu ranging from Rp65,000 to Rp125,000. Ippachi (Plaza Senayan Arcadia ; Tel: 62-21 5790 1461): Nice, authentic setting and good sushis/sashimis. (62-21) 6231 0002), and Chase Plaza (Tel : 62-21 2512888 the best one, with great view): Authentic Japanese BBQ or Yakiniku): Best in Jakarta for authentic Japanese BBQ (Yakiniku). Expensive, Rp400,000 per pers, all you can eat Rp700,000 Sumire (Grand Hyatt, Plaza Indonesia, Tel: 62-): Very, very expensive, in the top 3 of the best Japanese restaurants in Jakarta, teppanyaki at Rp1,5 million per person . Sushi Nobu (Dharmawangsa square and other location ; Tel: 62-21 7278 6650): More expensive than average, fusion sushi.Hon Zen (Intercontinental Hotel Mid Plaza, Jalan Sudirman ; Tel: 62-): Contemporary Japanese restaurant, with Japanese Chef. Sumiya ( STC Senayan ; Tel: 62-21 5793 1826): Izakaya serving delicious, authentic Japanese food. Sushi Sei (Plaza Senayan ; Tel: 62-): Excellent sushis and sashimis, but not good value, at least Rp200,000k.Also, rather good value-for-money all u can eat: For lunch between Rp109,000 and Rp189,000 , and for dinner between Rp189,000 and Rp200,000. 24 ; Tel: 62-): Upscale restaurant serving good sushi, tempura, gyoza, udon, shabu-shabu. Katsura (Plaza Senayan ; Tel: 62-21 5772 5226): Elegant design, it serves teppanyaki, shabu-shabu, sukiyaki. More expensive than better restaurants, but still decent taste with nice atmosphere and service. The chef Tate-san left in 2011 for Tatemukai though so I don't know if the quality is still the same. 30 ; Tel: 62-): Specializes in katsudon (katsu with pork, rare in jakarta). Konoha (Melawai 2 ; Tel: 62-): Authentic, good yakitori, affordable Kushigin (Melawai IX No.10F ; Tel: 62-): Izakaya with good value yakitori and ramen. 11, Blok M ; Tel: 62-): Affordable restaurant owned by a Japanese.