The conjunctive ~一方 marking contrast — 'on the one hand X, on the other Y.' Formal/written register.
2 sentences
、。
While welcoming the government's firmed-up decision to hold off on submitting the amendment bill to the current Diet session, some voices also expressed wariness that Prime Minister Koizumi had not explicitly announced abandoning the submission.
。
While some residents took a wait-and-see attitude, others prepared for the major flood.