tokyo japanese prime minister shinzo abe rule coalition track big win sunday general election even though almost half country voters want keep job media survey show monday behind paradox fizzle challenge upstart party lead tokyo governor yuriko koike divide opposition jitters volatile north korea incline wary voters toward safe pair hand political analysts say abe liberal democratic party ldp set win 281 303 seat 465-member low house junior coalition partner komeito track take 30-33 seat mainichi newspaper say base oct. 13-15 survey would put rule bloc track maintain two-third super majority hold chamber dissolve snap election mean abe grip post assure parliament convene elect premier sunday poll mainichi survey however show 47 percent voters would prefer see abe stay post abe take office nearly five years ago promise bolster defense boost growth abenomics strategy thirty-seven percent want remain abe popular party trust enough voters win big new party untested generate excitement say jeffrey kingston director asian study temple university japan electoral system 289 seat single-member district candidate plurality vote win others get representation also mean split opposition benefit abe ldp rest chamber seat proportional representation blocs koike fledgling party hope former ldp lawmaker launch last month reformist conservative alternative ldp likely win 42-54 seat party hope absorb big chunk fail main opposition democratic party early burst voter enthusiasm seem dissipate koike decline run low house seat say party would back candidate premier party platform also share much abe hawkish security agenda differ promise freeze plan sales tax hike exit nuclear power 2030. small constitutional democratic party japan cdpj form liberal members democratic party set win 45-49 seat mainichi say raise possibility might become lead opposition group cdpj creep nowhere kingston say clear lot people feel leave wayside abenomics mainichi forecast base responses 73,087 voters nationwide japan rule bloc head big election win despite voter distaste pm abe poll