tokyo japanese prime minister shinzo abe rule bloc could come close keep two-thirds super majority oct. 22 low house election defy predictions substantial losses solidify grip power survey publish nikkei business daily wednesday show abe conservative liberal democratic party ldp dovish junior partner komeito likely secure 290 seat 465-seat chamber nikkei say rule bloc two-thirds super majority low house chamber dissolve number seat cut 475 part electoral reform nikkei forecast broadly line kyodo news agency forecast release thursday saw abe coalition win 300 seat however kyodo say 54.4 percent voters still undecided survey yomiuri newspaper show ldp komeito win close 300 seat strong show abe coalition would boost chance win third term ldp leader next september put track become japan longest-serving premier abe call snap election amid confusion opposition camp uptick rat hurt early year suspect cronyism scandals hop gain fresh mandate nearly five years power outlook cloud emergence popular tokyo governor yuriko koike party hope fledgling party former ldp lawmaker defense minister call reformist conservative alternative abe ldp nikkei say koike party track get around 69 seat forecast range 46-110. another new party constitutional democratic party japan form liberal wing fail opposition democratic party set win 40 seat say democrats face rock-bottom rat internal dissension say would run candidates free many run party hope ticket pro-constitution revision force asahi newspaper also forecast strong show rule bloc ldp set win well 233 seat need simple majority say koike party hope struggle likely get 57 seat 40 percent voters undecided asahi say nikkei also forecast party favor revise post-war pacifist constitution abe long-held goal track win two-thirds include ldp koike party hope well another small right-leaning party japan innovation party amend constitution politically controversial move never yet take require two-thirds majority chamber majority public referendum koike party raise expectations would cut ldp conservative base decision run low house seat refusal say party would support premier election appear erode party momentum competition among fragment opposition also include japanese communist party many district mean anti-ldp vote could split plus abe party abe lead ldp four landslide win since take helm party 2012 turnout low ldp typically 25 percent eligible vote others either stay home back opposition party premier tout success abenomics recipe hyper-easy monetary policy fiscal spend promise structural reform koike argue reform slow fast-changing global economy world third-largest economy track long expansion since world war two jobless rate 23-year low 2.8 percent august wag start rise bite abe reflationary policies yet spark sustainable recovery lead private sector japan pm 's rule bloc see near 2/3 majority oct. 22 low house poll nikkei